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 A365565 #4 Sep 09 2023 11:25:59 %S A365565 1,2,7,31,205,1779 %N A365565 Number of free n-polysticks (or polyedges) in arbitrary dimension. %H A365565 <a href="/index/Pol#polyominoes">Index entries for sequences related to polyominoes</a>. %Y A365565 Row sums of A365566. %Y A365565 Cf. A005519, A019988 (2 dimensions), A365559 (3 dimensions), A365561 (4 dimensions), A365563 (5 dimensions). %K A365565 nonn,hard,more %O A365565 1,2 %A A365565 _Pontus von Brömssen_, Sep 09 2023