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 A261333 #5 Aug 15 2015 12:10:14 %S A261333 1,2,3,4,5,6,7,8,9,11,0,21,31,41,12,51,13,61,14,71,15,81,16,91,17,101, %T A261333 18,111,19,22,10,32,121,42,52,62,23,72,24,82,25,92,26,102,27,112,28, %U A261333 122,29,33,20,43,131,53,132,63,73,83,34,93,35,103,36,113,37 %N A261333 a(n) = 10*(A256100(n+1)-1) + A007376(n+1), a simple variation of A065649. %C A261333 Permutation of the nonnegatve integers with inverse A261334. %H A261333 Reinhard Zumkeller, <a href="/A261333/b261333.txt">Table of n, a(n) for n = 0..10000</a> %H A261333 <a href="/index/Per#IntegerPermutation">Index entries for sequences that are permutations of the natural numbers</a> %o A261333 (Haskell) %o A261333 a261333 n = a261333_list !! n %o A261333 a261333_list = zipWith (+) %o A261333 (map ((* 10) . subtract 1) a256100_list) a007376_list %Y A261333 Cf. A256100, A007376, A261334 (inverse), A261335 (fixed points), A065649. %K A261333 nonn,look %O A261333 0,2 %A A261333 _Reinhard Zumkeller_, Aug 15 2015