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 A292938 #10 Oct 07 2017 21:54:42 %S A292938 0,1,2,3,5,6,7,9,13,14,15,18,26,29,30,31,33,41,47,50,53,63,65,69,74, %T A292938 81,86,89,90,98,105,113,127,134,138,146,152,158,173,174,186,189,194, %U A292938 209,210,221,230,233,245,254,255,259,261,270,273,278,281,293,306,309,326,329,330,338,350,354,378,386,393,398,410 %N A292938 Numbers n for which A292270(n) is a square. %C A292938 Positions of ones in A293218. %H A292938 Antti Karttunen, <a href="/A292938/b292938.txt">Table of n, a(n) for n = 1..1001</a> %Y A292938 Cf. A292270, A292939 (corresponding odd numbers). %Y A292938 Cf. A000225 (a subsequence), A293218. %K A292938 nonn %O A292938 1,3 %A A292938 _Antti Karttunen_ and _Vladimir Shevelev_, Oct 06 2017