A365231 - OEIS

%I #9 Aug 31 2023 15:52:29

%S 1,2,4,3,7,5,11,8,6,10,16,9,22,12,13,17,29,18,37,14,15,21,46,23,19,28,

%T 24,20,56,25,67,30,27,36,26,31,79,38,35,32,92,33,106,34,39,47,121,48,

%U 41,40,44,43,137,57,42,50,45,66,154,49,172,68,58,80,52,51

%N Inverse permutation to A365230.

%H Rémy Sigrist, <a href="/A365231/b365231.txt">Table of n, a(n) for n = 1..10000</a>

%H Rémy Sigrist, <a href="/A365231/a365231.gp.txt">PARI program</a>

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

%e A365230(42) = 55, hence a(55) = 42.

%o (PARI) See Links section.

%Y Cf. A365230.

%K nonn

%O 1,2

%A _Rémy Sigrist_, Aug 27 2023