Theta series of quadratic form with Gram matrix [ 4, 2, 2; 2, 4, 1; 2, 1, 6 ].

Terms

a(0) =1a(1) =0a(2) =6a(3) =4a(4) =4a(5) =0a(6) =14a(7) =4a(8) =6a(9) =8a(10) =2a(11) =0a(12) =20a(13) =8a(14) =12a(15) =4a(16) =16a(17) =0a(18) =26a(19) =0a(20) =0a(21) =8a(22) =8a(23) =4a(24) =42a(25) =0a(26) =20a(27) =16a(28) =12a(29) =8