Through Meijer G

Classical cases for the direct function itself

Classical cases involving algebraic functions

Classical cases involving unit step theta

Classical cases involving sgn

Classical cases for powers of Legendre P

Classical cases involving products of Legendre P

Classical cases involving Legendre Q

Generalized cases involving algebraic functions

Generalized cases involving unit step theta

Generalized cases involving sgn

Generalized cases for powers of Legendre P

Classical cases involving products of Legendre P

Generalized cases involving Legendre Q