Theta series of laminated lattice LAMBDA_20.

Terms

a(0) =1a(1) =0a(2) =17400a(3) =645120a(4) =8699640a(5) =64266240a(6) =334145760a(7) =1327902720a(8) =4450873080a(9) =12747325440a(10) =33162177744a(11) =77585418240a(12) =171110020320a(13) =348920586240a(14) =685157000640