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 A265367 #8 Dec 13 2015 07:53:17 %S A265367 0,1,2,3,4,19,6,5,16,9,10,55,12,13,58,57,46,49,18,7,20,15,14,17,48,43, %T A265367 52,27,28,163,30,37,172,165,136,145,36,31,166,39,40,175,174,139,148, %U A265367 171,22,181,138,127,154,147,130,157,54,11,56,21,34,169,60,47,142,45,8,59,42,41,50,51,44,53,144,25,178,129,124,151,156,133,160,81 %N A265367 Permutation of nonnegative integers: a(n) = A264974(A263272(A263273(n))). %C A265367 Composition of A263273 with the permutations obtained from its bisection (A263272) and quadrisection (A264974), in that order from right to left. %H A265367 Antti Karttunen, <a href="/A265367/b265367.txt">Table of n, a(n) for n = 0..9841</a> %H A265367 <a href="/index/Per#IntegerPermutation">Index entries for sequences that are permutations of the natural numbers</a> %F A265367 a(n) = A264974(A263272(A263273(n))). %F A265367 As a composition of other related permutations: %F A265367 a(n) = A264974(A265351(n)). %F A265367 a(n) = A264975(A263273(n)). %F A265367 Other identities. For all n >= 0: %F A265367 a(3*n) = 3*a(n). %o A265367 (Scheme) (define (A265367 n) (A264974 (A263272 (A263273 n)))) %Y A265367 Inverse: A265368. %Y A265367 Cf. A263272, A263273, A264974, A264975, A265351. %K A265367 nonn %O A265367 0,3 %A A265367 _Antti Karttunen_, Dec 07 2015