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 A161307 #6 Jul 22 2025 06:40:30 %S A161307 0,1,1,2,1,4,2,5,5,7,6,11,9,14,14,18,18,25,23,31,32,38,40,49,49,59,63, %T A161307 71,76,88,91,104,111,123,131,147,154,171,182,198,211,231,243,265,281, %U A161307 303,320,347,364,393,414,444,466,501,525,561,589,628,657,701,732,778,814,863 %N A161307 Number of partitions of n into Somos-4 sequence numbers A006720 where every part appears at least 2 times. %H A161307 R. H. Hardin, <a href="/A161307/b161307.txt">Table of n, a(n) for n=1..1000</a> %K A161307 nonn %O A161307 1,4 %A A161307 _R. H. Hardin_ Jun 06 2009