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 A376988 #5 Oct 13 2024 12:15:25 %S A376988 0,0,0,0,0,1,1,2,3,6,7,13,20,32,43,71,109,162,226,363,553,811 %N A376988 Number of polycubes of size n and symmetry class EF. %C A376988 See link "Counting free polycubes" for explanation of notation. %H A376988 John Mason, <a href="/A038119/a038119_1.pdf">Counting free polycubes</a> %Y A376988 Cf. A000162, A038119. %K A376988 nonn,more %O A376988 1,8 %A A376988 _John Mason_, Oct 13 2024