%I #19 Jul 03 2012 10:24:35
%S 4,8,32,128,8192,131072,524288,2147483648,2305843009213693952,
%T 618970019642690137449562112,162259276829213363391578010288128,
%U 170141183460469231731687303715884105728
%N Duplicate of A072868.
%K dead
%O 1,1
%A _Zak Seidov_, Oct 11 2002