%I
%S 1,2,3,6,4,8,5,7,9,10,11,22,12,18,13,19,14,23,15,24,20,25,16,28,17,26,
%T 21,27,29,30,31,32,33,34,38,35,36,40,37,41,39,58,42,43,50,59,44,62,45,
%U 63,48,66,46,72,47,67,49,73,51,78,52,74,53,75,54,76,55
%N Inverse to A291603.
%H Rémy Sigrist, <a href="/A291604/b291604.txt">Table of n, a(n) for n = 1..10000</a>
%H <a href="/index/Per#IntegerPermutation">Index entries for sequences that are permutations of the natural numbers</a>
%e A291603(1) = 1, hence a(1) = 1.
%e A291603(2) = 2, hence a(2) = 2.
%e A291603(3) = 3, hence a(3) = 3.
%e A291603(4) = 5, hence a(5) = 4.
%e A291603(5) = 7, hence a(7) = 5.
%e A291603(6) = 4, hence a(4) = 6.
%e A291603(7) = 8, hence a(8) = 7.
%e A291603(8) = 6, hence a(6) = 8.
%e A291603(9) = 9, hence a(9) = 9.
%e A291603(10) = 10, hence a(10) = 10.
%Y Cf. A291603.
%K nonn
%O 1,2
%A _Rémy Sigrist_, Aug 27 2017
