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 A277027 #6 Oct 08 2016 17:02:05 %S A277027 0,1,1,4,1,4,1,9,4,4,1,9,1,4,4,16,1,9,1,9,4,4,1,16,1,4,9,9,1,9,1,25,4, %T A277027 4,4,16,1,4,4,16,1,9,1,9,9,4,1,25,4,4,4,9,1,16,1,16,4,4,1,16,1,4,9,36, %U A277027 1,9,1,9,4,9,1,25,1,4,9,9,1,9,1,25,4,4,1,16,4,4,4,16,1,16,1,9,4,4,1,36,1,9,9,9,1,9,1 %N A277027 a(n) = A277013(n)^2. %H A277027 Antti Karttunen, <a href="/A277027/b277027.txt">Table of n, a(n) for n = 1..8191</a> %F A277027 a(n) = A277013(n)^2. %o A277027 (Scheme) (define (A277027 n) (A000290 (A277013 n))) %Y A277027 Cf. A000290, A002487, A125184, A260443, A277013. %K A277027 nonn %O A277027 1,4 %A A277027 _Antti Karttunen_, Oct 07 2016