Theta series of A_4 lattice.

Terms

a(0) =1a(1) =20a(2) =30a(3) =60a(4) =60a(5) =120a(6) =40a(7) =180a(8) =150a(9) =140a(10) =130a(11) =240a(12) =180a(13) =360a(14) =120a(15) =260a(16) =220a(17) =480a(18) =210a(19) =400a(20) =360a(21) =240a(22) =360a(23) =660a(24) =200a(25) =620a(26) =240a(27) =600a(28) =540a(29) =600