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 A243495 #11 Jul 27 2014 23:33:25 %S A243495 0,1,2,3,4,7,8,9,15,17,21,22,23,45,55,58,63,64,65,113,124,129,153,170, %T A243495 185,189,195,196,197,393,493,515,524,564,591,612,617,624,625,626,1103, %U A243495 1237,1251,1330,1535,1628,1679,1794,1859,1897,1911,1973,2012,2040,2046,2054,2055 %N A243495 Indices in A014486 for the oriented trees that stay the same when "deep-rotated": fixed points of A057511/A057512. %Y A243495 Cf. A243496, A243497, A014486, A057511, A057512. %K A243495 nonn %O A243495 0,3 %A A243495 _Antti Karttunen_, Jun 07 2014