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 A382192 #5 Mar 21 2025 09:46:59 %S A382192 1,1,1,1,1,2,1,1,1,1,1,1,2,1,1,1,1,1,1,2,1,1,1,1,1,1,1,1,1,1,1,1,1,1, %T A382192 1,2,1,1,2,1,1,1,1,1,2,1,1,1,1,1,3,2,1,1,2,1,1,1,1,1,1,1,1,1,1,1,1,1, %U A382192 1,1,1,1,1,1,2,1,1,2,1,1,1,1,1,1,1,1,1 %N A382192 Number of components of the graph with code A076184(n). %e A382192 As an irregular triangle, where the first row contains 1 term and row n >= 2 contains A002494(n) terms: %e A382192 1; %e A382192 1; %e A382192 1, 1; %e A382192 1, 2, 1, 1, 1, 1, 1; %e A382192 1, 2, 1, 1, 1, 1, 1, 1, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1; %e A382192 ... %e A382192 For n = 6, A076184(6) = 12 encodes the graph on 4 vertices and 2 disjoint edges. This graph has 2 components, so a(6) = 2. %Y A382192 Cf. A002494, A076184, A382193. %K A382192 nonn,tabf %O A382192 1,6 %A A382192 _Pontus von Brömssen_, Mar 18 2025