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 A115161 #2 Mar 30 2012 17:40:34 %S A115161 13,35,40,41,50,51,59,76,77,112,124,139,149,150,157,165,168,175,176, %T A115161 178,182,183,189,193,197,205,208,215,224,229,241,243,249,273,288,305, %U A115161 306,314,329,332,366,373,383,397,412,413,418,420,429,438,453,455,457,461 %N A115161 Numbers that are not the sum of a triangular number, a nonnegative cube and a fourth power. %C A115161 There are 15682461 such numbers up to 10^9, the last one in this range being 999999923. %Y A115161 Cf. A022552, A014158, A115159, A115160, A115162, A115163. %K A115161 nonn %O A115161 1,1 %A A115161 _Giovanni Resta_, Jan 15 2006