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Inverse of A100806.
2

%I #6 Mar 30 2012 18:50:48

%S 1,2,3,4,5,7,6,8,9,11,10,13,12,16,14,15,17,19,18,23,20,21,22,25,24,27,

%T 26,29,28,31,32,30,37,33,34,35,36,41,38,39,40,43,47,42,44,45,46,49,48,

%U 53,50,51,52,59,54,55,56,57,58,61,64,60,62,63,67,65,71,66,68,69,73,70

%N Inverse of A100806.

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

%K nonn

%O 1,2

%A _Reinhard Zumkeller_, Jan 09 2005