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 A382757 #4 Apr 06 2025 15:04:17 %S A382757 0,0,1,0,1,3,7,0,1,3,11,7,12,13,15,30,31,63,0,1,3,11,75,7,12,13,15,76, %T A382757 77,79,30,31,86,87,94,95,222,223,63,116,117,119,127,235,236,237,239, %U A382757 254,255,507,511,1023,0,1,3,11,75,1099,7,12,13,15,76,77,79 %N A382757 a(n) is the graph corresponding to A382754(n), encoded as in A076184. %C A382757 Any isolated vertices in the graphs are ignored (except for the 1-vertex graph). %e A382757 As an irregular triangle, where row n >= 1 contains A000088(n) terms: %e A382757 0; %e A382757 0, 1; %e A382757 0, 1, 3, 7; %e A382757 0, 1, 3, 11, 7, 12, 13, 15, 30, 31, 63; %e A382757 ... %Y A382757 Cf. A000088, A076184, A382754, A382756. %K A382757 nonn,tabf %O A382757 1,6 %A A382757 _Pontus von Brömssen_, Apr 04 2025