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 A341021 #6 Feb 02 2021 22:14:37 %S A341021 1,0,0,0,0,1,0,0,0,1,0,1,1,0,1,1,0,0,2,0,2,0,1,1,0,2,1,3,0,1,2,0,2,2, %T A341021 1,3,2,0,2,2,2,1,3,0,4,3,1,3,2,2,3,2,1,5,3,3,2,4,1,2,5,1,5,3,2,5,3,3, %U A341021 4,4,3,4,6,0,6,4,2,7,4,3,5,4,3,5,5,5,4,5,5,5,8,2,6,5,1,10,5,4,7,7,4 %N A341021 Number of partitions of n into 4 distinct nonzero triangular numbers. %Y A341021 Cf. A000217, A008438, A010054, A307597, A307598, A319814, A340949, A341022, A341023, A341024, A341025, A341026, A341027. %K A341021 nonn %O A341021 20,19 %A A341021 _Ilya Gutkovskiy_, Feb 02 2021