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%I #14 Jan 10 2021 19:19:57
%S 0,1,2,3,5,4,7,6,8,9,10,11,13,12,15,14,20,21,22,23,17,16,19,18,28,29,
%T 30,31,25,24,27,26,34,35,32,33,39,38,37,36,42,43,40,41,47,46,45,44,54,
%U 55,52,53,51,50,49,48,62,63,60,61,59,58,57,56,93,92,95,94
%N Inverse permutation to A340401.
%H Rémy Sigrist, <a href="/A340477/b340477.txt">Table of n, a(n) for n = 0..8191</a>
%H Rémy Sigrist, <a href="/A340477/a340477.png">Scatterplot of the first 2^16 terms</a>
%H Rémy Sigrist, <a href="/A340477/a340477.gp.txt">PARI program for A340477</a>
%H <a href="/index/Per#IntegerPermutation">Index entries for sequences that are permutations of the natural numbers</a>
%F a(A340401(n)) = A340401(a(n)) = n.
%e A340401(41) = 43, so a(43) = 41.
%o (PARI) See Links section.
%Y Cf. A340401.
%K nonn,look,base
%O 0,3
%A _Rémy Sigrist_, Jan 09 2021