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Duplicate of A111269.
0

%I #14 Apr 23 2015 09:59:36

%S 1,2,4,3,5,6,7,15,8,9,10,21,11,12,25,13,27,14,30,16,33,17,35,18,19,39,

%T 20,42,22,45,23,24,49,50,51,26,54,55,28,57,29,60,31,63,32,65,66,34,69,

%U 70,36,37,75,38,77,78,40,81,41,84,85,43,87,44,90,91,46,93,47,95,48,98

%N Duplicate of A111269.

%K dead

%O 1,2