Theta series of A_5 lattice.

Terms

a(0) =1a(1) =30a(2) =90a(3) =140a(4) =270a(5) =360a(6) =330a(7) =660a(8) =810a(9) =570a(10) =1020a(11) =1260a(12) =1100a(13) =1560a(14) =1620a(15) =1452a(16) =2190a(17) =2340a(18) =1710a(19) =2940a(20) =3240a(21) =1920a(22) =3360a(23) =3960a(24) =2970a(25) =3930a(26) =4140a(27) =3920a(28) =5460a(29) =4680