Riemann zeta function 
Dirichlet Lfunction 
Holomorphic cusp form with trivial character 
GL2 Maass form 
Elliptic curve 

GL3 Maass form 
Symmetric square Lfunction of Elliptic curve 
GSp4 Maass form 
GL4 Maass form 
Symmetric cube Lfunction of Elliptic curve 