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%I #12 Nov 03 2022 10:07:22
%S 1,2,3,4,5,6,7,8,9,10,11,12,13,14,15,16,17,18,19,20,24,21,22,23,25,26,
%T 27,28,29,30,31,32,33,34,35,36,40,48,37,38,39,41,42,49,50,43,44,45,46,
%U 47,51,52,53,54,55,56,57,58,59,60,61,62,63,64,65,66,67
%N Inverse permutation to A358121.
%H Rémy Sigrist, <a href="/A358140/b358140.txt">Table of n, a(n) for n = 1..8192</a>
%H Rémy Sigrist, <a href="/A358140/a358140.gp.txt">PARI program</a>
%H <a href="/index/Per#IntegerPermutation">Index entries for sequences that are permutations of the natural numbers</a>
%e A358121(42) = 43, so a(43) = 42.
%o (PARI) See Links section.
%Y Cf. A358121.
%K nonn,base
%O 1,2
%A _Rémy Sigrist_, Oct 31 2022