login
Inverse permutation to A105027.
5

%I #9 Mar 22 2022 00:10:43

%S 0,1,3,2,6,5,4,7,11,10,9,12,15,14,13,8,20,19,18,21,24,23,22,17,28,27,

%T 26,29,16,31,30,25,37,36,35,38,41,40,39,34,45,44,43,46,33,48,47,42,53,

%U 52,51,54,57,56,55,50,61,60,59,62,49,32,63,58,70,69,68

%N Inverse permutation to A105027.

%H Reinhard Zumkeller, <a href="/A214417/b214417.txt">Table of n, a(n) for n = 0..10000</a>

%H <a href="/index/Per#IntegerPermutation">Index entries for sequences that are permutations of the natural numbers</a>

%o (Haskell)

%o -- import Data.List (elemIndex)

%o -- import Data.Maybe (fromJust)

%o a214417 = fromJust . (`elemIndex` a105027_list)

%Y Cf. A214416, A214414 (fixed points).

%K nonn

%O 0,3

%A _Reinhard Zumkeller_, Jul 21 2012