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 A161260 #6 Jul 22 2025 06:35:48 %S A161260 0,0,0,0,0,0,1,1,1,1,1,1,1,2,1,2,1,2,1,2,2,3,3,4,4,5,5,7,6,7,7,9,8,9, %T A161260 10,12,11,12,13,15,14,16,16,19,17,20,19,23,22,25,24,29,27,32,31,39,36, %U A161260 42,41,48,46,53,55,61,60,67,67,75,74,86,84,95,93,104,103,115,119,127,128,140,141,152 %N A161260 Number of partitions of n into central polygonal numbers A000124 where every part appears at least 7 times. %H A161260 R. H. Hardin, <a href="/A161260/b161260.txt">Table of n, a(n) for n=1..1000</a> %K A161260 nonn %O A161260 1,14 %A A161260 _R. H. Hardin_ Jun 06 2009