%I #11 Mar 16 2024 17:26:18
%S 1,2,4,3,7,5,11,16,6,22,29,12,8,17,37,46,9,56,30,18,10,13,67,23,79,19,
%T 14,92,57,106,24,15,38,121,31,47,137,20,154,58,172,39,32,21,25,48,68,
%U 191,211,122,33,26,232,138,254,49,155,277,27,40,301,59,326,80
%N Inverse permutation to A371236.
%H Rémy Sigrist, <a href="/A371237/b371237.txt">Table of n, a(n) for n = 1..10000</a>
%H Rémy Sigrist, <a href="/A371237/a371237.gp.txt">PARI program</a>
%H <a href="/index/Per#IntegerPermutation">Index entries for sequences that are permutations of the natural numbers</a>
%F a(n) - 1 <= A000217(n - 1).
%e A371236(42) = 78, so a(78) = 42.
%o (PARI) See Links section.
%Y Cf. A000217, A371236.
%K nonn
%O 1,2
%A _Rémy Sigrist_, Mar 16 2024