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 A376990 #5 Oct 13 2024 12:15:51 %S A376990 0,0,0,0,0,1,0,0,0,0,0,3,2,2,1,0,0,8,4,6,4,1,0,24,11,15,10,4,1,77,32 %N A376990 Number of polycubes of size n and symmetry class CF. %C A376990 See link "Counting free polycubes" for explanation of notation. %H A376990 John Mason, <a href="/A038119/a038119_1.pdf">Counting free polycubes</a> %Y A376990 Cf. A000162, A038119. %K A376990 nonn,more %O A376990 1,12 %A A376990 _John Mason_, Oct 13 2024