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 A374177 #9 Jul 07 2024 17:27:24
%S A374177 0,2,3,4,6,8,9,11,13,14,17,19,22,24,27,30,31,34,36,39,43,53,56,59,60,
%T A374177 63,65,69,71,72,80,82,90,91,95,114,117,122,125,132,143,157,167,171,
%U A374177 181,189,190,210,218,219,227,237,241,251,255,262,271,277,291,300,305
%N A374177 Positions of records in A373330.
%H A374177 Hugo Pfoertner, <a href="/A374177/b374177.txt">Table of n, a(n) for n = 1..10000</a>
%o A374177 (PARI) a374177(upto) = {my(r=-oo); for(n=0, upto, my(s=n^2, t=s*(s+1)/2, j=t-sqrtint(t)^2); if(j>r, print1(n,", "); r=j))};
%o A374177 a374177(300)
%Y A374177 Cf. A000217, A000290, A373330, A373331, A373332, A374175.
%K A374177 nonn
%O A374177 1,2
%A A374177 _Hugo Pfoertner_, Jul 07 2024