%I A068483
%S A068483 11,15,35,75,83,111,119,135,155,179,219,231,243,323,359,375,455,459,
%T A068483 483,491,515,519,525,531,551,611,615,639,651,663,699,719,723,735,771,
%U A068483 779,783,803,879,915,923,939,999,1043,1103,1119,1175,1199,1271,1323
%N A068483 Numbers n such that gcd(n!-1,2^n-1)>1.
%Y A068483 Sequence in context: A085597 A097512 A032490 this_sequence A115779 A147339 
               A147377
%Y A068483 Adjacent sequences: A068480 A068481 A068482 this_sequence A068484 A068485 
               A068486
%K A068483 easy,nonn
%O A068483 1,1
%A A068483 Benoit Cloitre (benoit7848c(AT)orange.fr), Mar 10 2002