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 A227743 #6 Jul 31 2013 14:43:31 %S A227743 0,1,3,5,47,54,79,85,92,102,111,155,165,196,209,220,255,284,297,346, %T A227743 373,464,511,533,745,842,1039,1066,1210,1358,1505,1540,1577,1728,1796, %U A227743 1947,2196,3034,3087,3615,3974,4036,4113,4372,4740,5050,5107,5632,5870,6159 %N A227743 Integers n for which A173318(n) is a square. %H A227743 Antti Karttunen, <a href="/A227743/b227743.txt">Table of n, a(n) for n = 1..937</a> %o A227743 (Scheme, with _Antti Karttunen_'s IntSeq-library) %o A227743 (define A227743 (MATCHING-POS 1 0 (lambda (k) (integer? (sqrt (A173318 k)))))) %Y A227743 Cf. A227744 (gives the corresponding squares), A227745. %K A227743 nonn %O A227743 1,3 %A A227743 _Antti Karttunen_, Jul 25 2013