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 A024519 #6 Jul 02 2025 16:01:55 %S A024519 2,5,9,16,22,30,40,49,63,74,89,104,120,138,155,174,195,217,238,262, %T A024519 287,312,339,366,396,425,453,489,520,553,586,623,659,697,735,776,816, %U A024519 857,898,943,985,1033,1078,1122,1172,1220,1270,1321,1374,1427,1480,1536 %N A024519 Position of n^2 + (n+1)^2 in A000404 (sums of 2 nonzero squares). %K A024519 nonn %O A024519 1,1 %A A024519 _Clark Kimberling_ %E A024519 More terms from _James Sellers_, May 03 2000