%I A060152
%S A060152 1,3,7,15,31,63,127,255,511,1023,2047,4095,8191,16383,32767,62914,
%T A060152 65535
%N A060152 Nim-factorial(a(n))=1.
%C A060152 Except for the term a(16)=62914, all listed terms agree with those of 
               A000225: 2^n - 1.
%Y A060152 A059970 (Nim-factorials), A055010.
%Y A060152 Sequence in context: A105755 A043764 A097002 this_sequence A126646 A000225 
               A123121
%Y A060152 Adjacent sequences: A060149 A060150 A060151 this_sequence A060153 A060154 
               A060155
%K A060152 nonn
%O A060152 1,2
%A A060152 John W. Layman (layman(AT)math.vt.edu), Mar 09 2001