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 A352551 #6 Mar 21 2022 11:06:08 %S A352551 1,1,0,2,0,0,2,3,1,0,0,0,0,2,0,5,2,1,0,0,0,0,2,0,1,0,0,4,0,0,2,7,0,2, %T A352551 0,2,0,0,0,0,2,0,0,0,0,2,2,0,5,1,0,0,0,0,0,6,0,0,0,0,0,2,2,11,0,0,0,4, %U A352551 0,0,2,3,2,0,0,0,0,0,2,0,2,2,0,0,0,0,0,0,2,0,0,4,0,2,0,0 %N A352551 a(n) = number of modules with n elements over the ring of integers in the real quadratic field of discriminant 8. %C A352551 See A352550 for comments and PARI code. %Y A352551 Cf. A038540, A038541, A248107, A352550-A352567. %K A352551 nonn %O A352551 1,4 %A A352551 _N. J. A. Sloane_, Mar 20 2022