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 A082329 #6 Mar 31 2012 14:02:19 %S A082329 1,2,4,3,5,9,10,8,6,7,13,11,12,14,23,24,27,26,28,22,25,20,15,16,21,18, %T A082329 17,19,36,37,34,29,30,35,31,32,33,41,38,39,40,42,65,66,69,68,70,78,79, %U A082329 77,74,75,83,81,82,84,64,67,76,73,80,62,71,57,43,44,58,46,45,47 %N A082329 Permutation of positive natural numbers: a(n) = A082327(n-1)+1. %H A082329 <a href="/index/Per#IntegerPermutation">Index entries for sequences that are permutations of the natural numbers</a> %Y A082329 Inverse of A082330. a(n) = A082854(A082325(A081291(n-1))). %K A082329 nonn %O A082329 1,2 %A A082329 _Antti Karttunen_, Apr 17 2003