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 A377131 #5 Oct 17 2024 12:16:05 %S A377131 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, %T A377131 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,1,0,0,0,0,0,0,0,0,0,0,0,1, %U A377131 0,0,0,3,0,0,0,0,0,0,0,12 %N A377131 Number of polycubes of size n and symmetry class R. %C A377131 See link "Counting free polycubes" for explanation of notation. %H A377131 John Mason, <a href="/A038119/a038119_1.pdf">Counting free polycubes</a> %Y A377131 Cf. A000162, A038119. %K A377131 nonn,more %O A377131 1,72 %A A377131 _John Mason_, Oct 17 2024