This is a front-end for the Online Encyclopedia of Integer Sequences, made by Christian Perfect. The idea is to provide OEIS entries in non-ancient HTML, and then to think about how they're presented visually. The source code is on GitHub.
%I A055747 #8 Apr 05 2022 04:55:52 %S A055747 1,0,0,56,606,0,0,27456,123156,0,0,3745512,9217112,0,0,95209152, %T A055747 188066718,0,0,1144371624,1960489800,0,0,8505838656,13289979912,0,0, %U A055747 45755357024,67080028224,0,0,195411318912,272570040468,0,0 %N A055747 Expansion of Jacobi form of weight 12 and index 1 for the Niemeier lattice of type E_8^3 or D_16+E_8. %C A055747 a(4*n-r^2) gives number of vectors x in the lattice of norm 2n and <x,y>=r for any fixed vector in the lattice of norm 2. %D A055747 M. Eichler and D. Zagier, The Theory of Jacobi Forms, Birkhauser, 1985. %F A055747 E_8*E_4, 1. %F A055747 G.f.: b(z) * c(z) where b(z) is g.f. for A003783 and c(z) = 1 + 240*z^4 + 2160*z^8 + ... is A004009 expanded in powers of z^4. - _Sean A. Irvine_, Apr 05 2022 %Y A055747 Cf. A008411, A003783, A004009. %K A055747 nonn %O A055747 0,4 %A A055747 Kok Seng Chua (chuaks(AT)ihpc.nus.edu.sg), Jul 11 2000