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 A352554 #5 Mar 21 2022 11:10:10 %S A352554 1,2,0,5,0,0,0,10,1,0,0,0,2,0,0,20,1,2,2,0,0,0,0,0,1,4,0,0,0,0,0,36,0, %T A352554 2,0,5,0,4,0,0,0,0,2,0,0,0,2,0,1,2,0,10,2,0,0,0,0,0,2,0,0,0,0,65,0,0, %U A352554 2,5,0,0,0,10,0,0,0,10,0,0,0,0,2,0,2,0,0,4,0,0,2,0,0,0,0,4,0,0,0,2,0,5,2,0,2,20,0,4,0,0,0,0,0,0,0,0,0,0,2,4,0,0,1,0,0,0,0,0,2,110,0,0,0,0,0,4,0,10,2,0,0,0,0,0,0,20,0,0,0,0,2,0 %N A352554 a(n) = number of modules with n elements over the ring of integers in the real quadratic field of discriminant 17. %C A352554 See A352550 for comments and PARI code. %Y A352554 Cf. A038540, A038541, A248107, A352550-A352567. %K A352554 nonn %O A352554 1,2 %A A352554 _N. J. A. Sloane_, Mar 20 2022