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 A094011 #7 Oct 16 2023 12:56:11 %S A094011 3,6,6,6,10,6,6,6,12,6,9,6,6,12,6,6,6,6,12,12,6,6,6,6,6,6,12,6,12,6,6, %T A094011 6,6,12,12,6,6,6,6,6,9,6,6,12,6,6,6,6,6,6,6,6,6,12,15,6,6,6,12,6,6,6, %U A094011 6,6,12,6,6,6,9,6,9,6,6,6,6,6,12,6,6,6,6,6,12,6,6,6,6,6,10,12,6,6,6,6,6,6,6 %N A094011 a(n) = number of occurrences of n as a trinomial coefficient (in A046816). %C A094011 a(n) <= 3 * A003016(n). %e A094011 a(2) = 3 since, 2 appears only 3 times in A046816. %Y A094011 Cf. A046816, A003016. %K A094011 nonn %O A094011 2,1 %A A094011 _Lior Manor_, Apr 21 2004