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 A352552 #6 Mar 21 2022 11:08:36 %S A352552 1,1,1,2,0,1,0,3,2,0,2,2,2,0,0,5,0,2,0,0,0,2,2,3,1,2,3,0,0,0,0,7,2,0, %T A352552 0,4,2,0,2,0,0,0,0,4,0,2,2,5,1,1,0,4,0,3,0,0,0,0,2,0,2,0,0,11,0,2,0,0, %U A352552 2,0,2,6,2,2,1,0,0,2,0,0,5,0,2,0,0,0,0,6,0,0,0,4,0,2,0 %N A352552 a(n) = number of modules with n elements over the ring of integers in the real quadratic field of discriminant 12. %C A352552 See A352550 for comments and PARI code. %Y A352552 Cf. A038540, A038541, A248107, A352550-A352567. %K A352552 nonn %O A352552 1,4 %A A352552 _N. J. A. Sloane_, Mar 20 2022