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 A279355 #5 Dec 14 2016 23:40:28 %S A279355 1,2,4,3,8,9,16,5,6,21,32,25,64,45,18,7,128,15,256,55,54,93,512,49,12, %T A279355 189,10,115,1024,51,2048,11,162,381,36,35,4096,765,486,91,8192,159, %U A279355 16384,235,50,1533,32768,121,24,33,1458,475,65536,27,108,203,4374,3069,131072,125,262144,6141,250,13,324,483,524288,955,13122,105,1048576,77 %N A279355 Permutation of natural numbers: a(n) = A249817(A241909(n)). %H A279355 Antti Karttunen, <a href="/A279355/b279355.txt">Table of n, a(n) for n = 1..105</a> %H A279355 <a href="/index/Per#IntegerPermutation">Index entries for sequences that are permutations of the natural numbers</a> %F A279355 a(n) = A249817(A241909(n)). %Y A279355 Inverse: A279356. %Y A279355 Cf. A241909, A249817. %K A279355 nonn %O A279355 1,2 %A A279355 _Antti Karttunen_, Dec 12 2016