Theta series of P_{9a} packing.

Terms

a(0) =1a(1) =0a(2) =0a(3) =0a(4) =306a(5) =0a(6) =0a(7) =0a(8) =3024a(9) =512a(10) =0a(11) =0a(12) =13344a(13) =0a(14) =0a(15) =0a(16) =36594a(17) =4608a(18) =0a(19) =0a(20) =78048a(21) =0a(22) =0a(23) =0a(24) =149088a(25) =18432a(26) =0a(27) =0a(28) =256896a(29) =0