%I #9 Mar 30 2012 18:50:48
%S 1,2,3,6,5,14,9,4,7,8,13,10,11,16,17,24,19,20,15,12,29,18,21,26,25,28,
%T 37,34,23,22,39,36,33,30,27,44,35,46,31,32,41,52,51,40,47,42,55,56,43,
%U 38,69,48,57,62,53,68,49,54,63,60,61,58,75,64,45,66,77,50,81,80,65,72
%N Inverse to A100208.
%H T. D. Noe, <a href="/A100211/b100211.txt">Table of n, a(n) for n = 1..1000</a>
%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_, Nov 08 2004