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   http://functions.wolfram.com/07.27.02.0002.01
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    HypergeometricPFQ[{Subscript[a, 1], \[Ellipsis], Subscript[a, i], 
    \[Ellipsis], Subscript[a, 3]}, {Subscript[b, 1], \[Ellipsis], 
    Subscript[b, j], \[Ellipsis], Subscript[b, 2]}, z] == 
  Sum[(Pochhammer[Subscript[a, 1], k] Pochhammer[Subscript[a, 2], k] 
     Pochhammer[Subscript[a, 3], k] z^k)/(Pochhammer[Subscript[b, 1], k] 
     Pochhammer[Subscript[b, 2], k] k!), {k, 0, n}] /; 
 Subscript[a, i] == -n && Subscript[b, j] == -m && Element[m, Integers] && 
  m >= 0 && Element[n, Integers] && n >= 0 && m >= n 
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   <math xmlns='http://www.w3.org/1998/Math/MathML' mathematica:form='TraditionalForm' xmlns:mathematica='http://www.wolfram.com/XML/'>  <semantics>  <mrow>  <mrow>  <semantics>  <mrow>  <mrow>  <msub>  <mo>   </mo>  <mn> 3 </mn>  </msub>  <msub>  <mi> F </mi>  <mn> 2 </mn>  </msub>  </mrow>  <mo> ⁡ </mo>  <mrow>  <mo> ( </mo>  <mrow>  <msub>  <mi> a </mi>  <mn> 1 </mn>  </msub>  <mo> , </mo>  <mo> … </mo>  <mo> , </mo>  <mrow>  <mrow>  <msub>  <mi> a </mi>  <mi> i </mi>  </msub>  <mo> , </mo>  <mo> … </mo>  <mo> , </mo>  <msub>  <mi> a </mi>  <mn> 3 </mn>  </msub>  </mrow>  <mo> ; </mo>  <mrow>  <mrow>  <msub>  <mi> b </mi>  <mn> 1 </mn>  </msub>  <mo> , </mo>  <mo> … </mo>  <mo> , </mo>  <msub>  <mi> b </mi>  <mi> j </mi>  </msub>  </mrow>  <mo> , </mo>  <mo> … </mo>  <mo> , </mo>  <msub>  <mi> b </mi>  <mn> 2 </mn>  </msub>  </mrow>  <mo> ; </mo>  <mi> z </mi>  </mrow>  </mrow>  <mo> ) </mo>  </mrow>  </mrow>  <annotation encoding='Mathematica'> TagBox[TagBox[RowBox[List[RowBox[List[SubscriptBox["\[InvisiblePrefixScriptBase]", FormBox["3", TraditionalForm]], SubscriptBox["F", FormBox["2", TraditionalForm]]]], "\[InvisibleApplication]", RowBox[List["(", RowBox[List[SubscriptBox["a", "1"], ",", "\[Ellipsis]", ",", RowBox[List[TagBox[TagBox[RowBox[List[TagBox[SubscriptBox["a", "i"], HypergeometricPFQ, Rule[Editable, True]], ",", TagBox["\[Ellipsis]", HypergeometricPFQ, Rule[Editable, True]], ",", TagBox[SubscriptBox["a", "3"], HypergeometricPFQ, Rule[Editable, True]]]], InterpretTemplate[Function[List[SlotSequence[1]]]]], HypergeometricPFQ, Rule[Editable, True]], ";", TagBox[TagBox[RowBox[List[TagBox[RowBox[List[SubscriptBox["b", "1"], ",", "\[Ellipsis]", ",", SubscriptBox["b", "j"]]], HypergeometricPFQ, Rule[Editable, True]], ",", TagBox["\[Ellipsis]", HypergeometricPFQ, Rule[Editable, True]], ",", TagBox[SubscriptBox["b", "2"], HypergeometricPFQ, Rule[Editable, True]]]], InterpretTemplate[Function[List[SlotSequence[1]]]]], HypergeometricPFQ, Rule[Editable, True]], ";", TagBox["z", HypergeometricPFQ, Rule[Editable, True]]]]]], ")"]]]], InterpretTemplate[Function[HypergeometricPFQ[Slot[1], Slot[2], Slot[3]]]], Rule[Editable, True]], HypergeometricPFQ] </annotation>  </semantics>  <mo> ⩵ </mo>  <mrow>  <munderover>  <mo> ∑ </mo>  <mrow>  <mi> k </mi>  <mo> = </mo>  <mn> 0 </mn>  </mrow>  <mi> n </mi>  </munderover>  <mfrac>  <mrow>  <semantics>  <msub>  <mrow>  <mo> ( </mo>  <msub>  <mi> a </mi>  <mn> 1 </mn>  </msub>  <mo> ) </mo>  </mrow>  <mi> k </mi>  </msub>  <annotation encoding='Mathematica'> TagBox[SubscriptBox[RowBox[List["(", SubscriptBox["a", "1"], ")"]], "k"], Pochhammer] </annotation>  </semantics>  <mo> ⁢ </mo>  <semantics>  <msub>  <mrow>  <mo> ( </mo>  <msub>  <mi> a </mi>  <mn> 2 </mn>  </msub>  <mo> ) </mo>  </mrow>  <mi> k </mi>  </msub>  <annotation encoding='Mathematica'> TagBox[SubscriptBox[RowBox[List["(", SubscriptBox["a", "2"], ")"]], "k"], Pochhammer] </annotation>  </semantics>  <mo> ⁢ </mo>  <semantics>  <msub>  <mrow>  <mo> ( </mo>  <msub>  <mi> a </mi>  <mn> 3 </mn>  </msub>  <mo> ) </mo>  </mrow>  <mi> k </mi>  </msub>  <annotation encoding='Mathematica'> TagBox[SubscriptBox[RowBox[List["(", SubscriptBox["a", "3"], ")"]], "k"], Pochhammer] </annotation>  </semantics>  <mo> ⁢ </mo>  <msup>  <mi> z </mi>  <mi> k </mi>  </msup>  </mrow>  <mrow>  <semantics>  <msub>  <mrow>  <mo> ( </mo>  <msub>  <mi> b </mi>  <mn> 1 </mn>  </msub>  <mo> ) </mo>  </mrow>  <mi> k </mi>  </msub>  <annotation encoding='Mathematica'> TagBox[SubscriptBox[RowBox[List["(", SubscriptBox["b", "1"], ")"]], "k"], Pochhammer] </annotation>  </semantics>  <mo> ⁢ </mo>  <semantics>  <msub>  <mrow>  <mo> ( </mo>  <msub>  <mi> b </mi>  <mn> 2 </mn>  </msub>  <mo> ) </mo>  </mrow>  <mi> k </mi>  </msub>  <annotation encoding='Mathematica'> TagBox[SubscriptBox[RowBox[List["(", SubscriptBox["b", "2"], ")"]], "k"], Pochhammer] </annotation>  </semantics>  <mo> ⁢ </mo>  <mrow>  <mi> k </mi>  <mo> ! </mo>  </mrow>  </mrow>  </mfrac>  </mrow>  </mrow>  <mo> /; </mo>  <mrow>  <mrow>  <msub>  <mi> a </mi>  <mi> i </mi>  </msub>  <mo> ⩵ </mo>  <mrow>  <mo> - </mo>  <mi> n </mi>  </mrow>  </mrow>  <mo> ∧ </mo>  <mrow>  <msub>  <mi> b </mi>  <mi> j </mi>  </msub>  <mo> ⩵ </mo>  <mrow>  <mo> - </mo>  <mi> m </mi>  </mrow>  </mrow>  <mo> ∧ </mo>  <mrow>  <mi> m </mi>  <mo> ∈ </mo>  <mi> ℕ </mi>  </mrow>  <mo> ∧ </mo>  <mrow>  <mi> n </mi>  <mo> ∈ </mo>  <mi> ℕ </mi>  </mrow>  <mo> ∧ </mo>  <mrow>  <mi> m </mi>  <mo> ≥ </mo>  <mi> n </mi>  </mrow>  </mrow>  </mrow>  <annotation-xml encoding='MathML-Content'>  <apply>  <ci> FormBox </ci>  <apply>  <ci> RowBox </ci>  <list>  <apply>  <ci> RowBox </ci>  <list>  <apply>  <ci> TagBox </ci>  <apply>  <ci> RowBox </ci>  <list>  <apply>  <ci> RowBox </ci>  <list>  <apply>  <ci> SubscriptBox </ci>  <ms>  </ms>  <apply>  <ci> FormBox </ci>  <ms> 3 </ms>  <ci> TraditionalForm </ci>  </apply>  </apply>  <apply>  <ci> SubscriptBox </ci>  <ms> F </ms>  <apply>  <ci> FormBox </ci>  <ms> 2 </ms>  <ci> TraditionalForm </ci>  </apply>  </apply>  </list>  </apply>  <ms> ⁡ </ms>  <apply>  <ci> RowBox </ci>  <list>  <ms> ( </ms>  <apply>  <ci> RowBox </ci>  <list>  <apply>  <ci> SubscriptBox </ci>  <ms> a </ms>  <ms> 1 </ms>  </apply>  <ms> , </ms>  <ms> … </ms>  <ms> , </ms>  <apply>  <ci> RowBox </ci>  <list>  <apply>  <ci> TagBox </ci>  <apply>  <ci> TagBox </ci>  <apply>  <ci> RowBox </ci>  <list>  <apply>  <ci> TagBox </ci>  <apply>  <ci> SubscriptBox </ci>  <ms> a </ms>  <ms> i </ms>  </apply>  <ci> HypergeometricPFQ </ci>  <apply>  <ci> Rule </ci>  <ci> Editable </ci>  <true />  </apply>  </apply>  <ms> , </ms>  <apply>  <ci> TagBox </ci>  <ms> … </ms>  <ci> HypergeometricPFQ </ci>  <apply>  <ci> Rule </ci>  <ci> Editable </ci>  <true />  </apply>  </apply>  <ms> , </ms>  <apply>  <ci> TagBox </ci>  <apply>  <ci> SubscriptBox </ci>  <ms> a </ms>  <ms> 3 </ms>  </apply>  <ci> HypergeometricPFQ </ci>  <apply>  <ci> Rule </ci>  <ci> Editable </ci>  <true />  </apply>  </apply>  </list>  </apply>  <apply>  <ci> InterpretTemplate </ci>  <apply>  <ci> Function </ci>  <list>  <apply>  <ci> SlotSequence </ci>  <cn type='integer'> 1 </cn>  </apply>  </list>  </apply>  </apply>  </apply>  <ci> HypergeometricPFQ </ci>  <apply>  <ci> Rule </ci>  <ci> Editable </ci>  <true />  </apply>  </apply>  <ms> ; </ms>  <apply>  <ci> TagBox </ci>  <apply>  <ci> TagBox </ci>  <apply>  <ci> RowBox </ci>  <list>  <apply>  <ci> TagBox </ci>  <apply>  <ci> ErrorBox </ci>  <apply>  <ci> RowBox </ci>  <list>  <apply>  <ci> SubscriptBox </ci>  <ms> b </ms>  <ms> 1 </ms>  </apply>  <ms> , </ms>  <ms> … </ms>  <ms> , </ms>  <apply>  <ci> SubscriptBox </ci>  <ms> b </ms>  <ms> j </ms>  </apply>  </list>  </apply>  </apply>  <ci> HypergeometricPFQ </ci>  <apply>  <ci> Rule </ci>  <ci> Editable </ci>  <true />  </apply>  </apply>  <ms> , </ms>  <apply>  <ci> TagBox </ci>  <ms> … </ms>  <ci> HypergeometricPFQ </ci>  <apply>  <ci> Rule </ci>  <ci> Editable </ci>  <true />  </apply>  </apply>  <ms> , </ms>  <apply>  <ci> TagBox </ci>  <apply>  <ci> SubscriptBox </ci>  <ms> b </ms>  <ms> 2 </ms>  </apply>  <ci> HypergeometricPFQ </ci>  <apply>  <ci> Rule </ci>  <ci> Editable </ci>  <true />  </apply>  </apply>  </list>  </apply>  <apply>  <ci> Function </ci>  <ci> Null </ci>  <apply>  <ci> HoldComplete </ci>  <list>  <apply>  <ci> SlotSequence </ci>  <cn type='integer'> 1 </cn>  </apply>  </list>  </apply>  <list>  <ci> HoldAllComplete </ci>  </list>  </apply>  </apply>  <ci> HypergeometricPFQ </ci>  <apply>  <ci> Rule </ci>  <ci> Editable </ci>  <true />  </apply>  </apply>  <ms> ; 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</ms>  <apply>  <ci> RowBox </ci>  <list>  <apply>  <ci> RowBox </ci>  <list>  <apply>  <ci> SubscriptBox </ci>  <ms> a </ms>  <ms> i </ms>  </apply>  <ms> ⩵ </ms>  <apply>  <ci> RowBox </ci>  <list>  <ms> - </ms>  <ms> n </ms>  </list>  </apply>  </list>  </apply>  <ms> ∧ </ms>  <apply>  <ci> RowBox </ci>  <list>  <apply>  <ci> SubscriptBox </ci>  <ms> b </ms>  <ms> j </ms>  </apply>  <ms> ⩵ </ms>  <apply>  <ci> RowBox </ci>  <list>  <ms> - </ms>  <ms> m </ms>  </list>  </apply>  </list>  </apply>  <ms> ∧ </ms>  <apply>  <ci> RowBox </ci>  <list>  <ms> m </ms>  <ms> ∈ </ms>  <ms> ℕ </ms>  </list>  </apply>  <ms> ∧ </ms>  <apply>  <ci> RowBox </ci>  <list>  <ms> n </ms>  <ms> ∈ </ms>  <ms> ℕ </ms>  </list>  </apply>  <ms> ∧ </ms>  <apply>  <ci> RowBox </ci>  <list>  <ms> m </ms>  <ms> ≥ </ms>  <ms> n </ms>  </list>  </apply>  </list>  </apply>  </list>  </apply>  <ci> TraditionalForm </ci>  </apply>  </annotation-xml>  </semantics>  </math> 
   
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   Date Added to functions.wolfram.com (modification date)
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| HypergeometricPFQ[{},{},z] |  | HypergeometricPFQ[{},{b},z] |  | HypergeometricPFQ[{a},{},z] |  | HypergeometricPFQ[{a},{b},z] |  | HypergeometricPFQ[{a1},{b1,b2},z] |  | HypergeometricPFQ[{a1,a2},{b1},z] |  | HypergeometricPFQ[{a1,a2},{b1,b2},z] |  | HypergeometricPFQ[{a1,a2},{b1,b2,b3},z] |  | HypergeometricPFQ[{a1,a2,a3,a4},{b1,b2,b3},z] |  | HypergeometricPFQ[{a1,a2,a3,a4,a5},{b1,b2,b3,b4},z] |  | HypergeometricPFQ[{a1,a2,a3,a4,a5,a6},{b1,b2,b3,b4,b5},z] |  | HypergeometricPFQ[{a1,...,ap},{b1,...,bq},z] |  |   |  
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