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Inverse permutation to A319023.
2

%I #10 Sep 09 2018 12:42:04

%S 1,2,3,4,5,8,9,7,6,10,14,15,21,13,33,12,22,23,20,19,32,31,34,30,46,66,

%T 11,35,16,24,25,18,39,29,47,37,54,45,36,50,65,69,48,89,49,67,38,68,53,

%U 72,73,95,96,51,52,91,70,92,71,126,94,129,93,28,90,44,125

%N Inverse permutation to A319023.

%H Rémy Sigrist, <a href="/A319024/b319024.txt">Table of n, a(n) for n = 1..2500</a>

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

%e A319023(69) = 42, hence a(42) = 69.

%Y Cf. A319023.

%K nonn,base

%O 1,2

%A _Rémy Sigrist_, Sep 08 2018