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 A253792 #6 Jan 17 2015 23:41:22 %S A253792 0,1,2,4,3,7,32,17,5,16,13,256,12,257,38,4096,8,64,35,31,66,32768,135, %T A253792 259,131072,4097,8194,536870912,32771,65539,18446744073709551616, %U A253792 262145,6,19,34,25,513,4194304,1029,260,55,2051,8796093022208,4194305,93,36028797018963968,4194309,1032,132,145,67108866,160,262151,4111 %N A253792 Permutation of natural numbers: a(n) = A156552(A244154(n)). %H A253792 <a href="/index/Per#IntegerPermutation">Index entries for sequences that are permutations of the natural numbers</a> %F A253792 a(n) = A156552(A244154(n)). %F A253792 As a composition of other related permutations: %F A253792 a(n) = A054429(A253892(A054429(n))). %o A253792 (Scheme) (define (A253792 n) (A156552 (A244154 n))) %Y A253792 Inverse: A253791. %Y A253792 Cf. A156552, A244154, A054429, A253892, A253884. %K A253792 nonn %O A253792 0,3 %A A253792 _Antti Karttunen_, Jan 17 2015