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 A376980 #5 Oct 13 2024 06:55:52 %S A376980 0,0,0,0,0,2,1,6,5,26,17,69,50,235,159,693,470,2142,1399,6350,4086, %T A376980 19273 %N A376980 Number of polycubes of size n and symmetry class CK. %C A376980 See link "Counting free polycubes" for explanation of notation. %H A376980 John Mason, <a href="/A038119/a038119_1.pdf">Counting free polycubes</a> %Y A376980 Cf. A000162, A038119. %K A376980 nonn,more %O A376980 1,6 %A A376980 _John Mason_, Oct 13 2024