A330577 - OEIS

%I #10 Dec 19 2019 09:50:07

%S 1,3,4,5,9,2,11,7,6,13,21,8,23,15,14,17,25,10,27,19,16,29,41,12,43,31,

%T 18,33,45,20,47,35,30,37,49,22,51,39,32,53,69,24,71,55,34,57,73,26,75,

%U 59,36,61,77,28,79,63,38,65,81,40,83,67,54,85,105,42,107

%N Inverse permutation to A330531.

%H Rémy Sigrist, <a href="/A330577/b330577.txt">Table of n, a(n) for n = 1..10000</a>

%H Rémy Sigrist, <a href="/A330577/a330577.gp.txt">PARI program for A330577</a>

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

%e A330531(2) = 6, hence a(6) = 2.

%o (PARI) See Links section.

%Y Cf. A330531.

%K nonn

%O 1,2

%A _Rémy Sigrist_, Dec 18 2019