%I
%S 2,1,4,3,5,6,7,8,9,10,12,13,15,16,18,19,21,11,22,24,25,28,31,34,33,36,
%T 23,26,20,17,38,29,45,30,14,42,48,32,44,52,35,37,47,56,40,27,51,61,43,
%U 57,65,41,39,69,49,74,54,71,76,59,73,79,62
%N nth distinct number to appear in A055174; also the nth to appear in A055190.
%C Conjecture: this sequence is a permutation of the positive integers.
%K nonn
%O 1,1
%A _Clark Kimberling_, Apr 27 2000
