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 A065664 #5 May 01 2014 02:49:15 %S A065664 1,2,247,4,5,28,127,8,9,10,11,55,7,2017,511,16,17,18,19,20,21,22,23, %T A065664 52,3,118,3847,502,4060,255,2047,32,33,34,35,36,37,38,39,40,41,42,43, %U A065664 44,45,46,47,103,13,14335,7168,58,478,61447,967,31999,129022,4048,8323072 %N A065664 Permutation of N induced by rotating the node 3 right in the infinite planar binary tree shown at A065658. %H A065664 <a href="/index/Per#IntegerPermutation">Index entries for sequences that are permutations of the natural numbers</a> %p A065664 [seq(RotateBinFracNodeRight(3,j),j=1..256)]; %Y A065664 The third row of A065658. Inverse of A065665. A065664(n) = A065661(A065672(A065660(n))) %K A065664 nonn %O A065664 1,2 %A A065664 _Antti Karttunen_, Nov 22 2001