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 A225277 #6 Apr 20 2021 19:27:14 %S A225277 -1,2,7,14,26,33,44,58,71,85,105,114,136,156,170,190,213,235,259,278, %T A225277 299,324,352,367,398,424,450,481,508,528,558,591,622,645,677,702,734, %U A225277 773,804,828,864,890,928,964,997,1034,1063,1093,1129,1166,1203,1240,1281,1307 %N A225277 a(k) such that A225273 column k of T(n,k) = n*k^2 - a(k) for large n. %H A225277 R. H. Hardin, <a href="/A225277/b225277.txt">Table of n, a(n) for n = 1..210</a> %Y A225277 Cf. A225273. %K A225277 sign %O A225277 1,2 %A A225277 _R. H. Hardin_ May 04 2013