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 A362224 #8 Jul 23 2025 16:04:46 %S A362224 1,2,6,34,177,1105,6992,46264,310126,2113012,14539215,100943151 %N A362224 a(n) is the number of n-celled one-sided rounded polyominoes. %C A362224 See A056840 for the definition of rounded polyominoes. %Y A362224 Cf. A056840, A362223. %K A362224 nonn,more %O A362224 1,2 %A A362224 _John Mason_, Apr 11 2023