%I A079286
%S A079286 0,4,362856,10888869450418352160767959680
%N A079286 (3^n)! - (2^n)!.
%C A079286 Sum_{n>0} 1/a(n) = 0.25000275591...
%o A079286 (PARI) atonfact(a,n) = {sr=0; for(x=1,n, y =(a^x)!-((a-1)^x)!; sr+=1.0/
               y; print1(y" "); ); print(); print(sr) }
%Y A079286 Sequence in context: A009529 A034209 A058430 this_sequence A124119 A090096 
               A046362
%Y A079286 Adjacent sequences: A079283 A079284 A079285 this_sequence A079287 A079288 
               A079289
%K A079286 easy,nonn
%O A079286 0,2
%A A079286 Cino Hilliard (hillcino368(AT)gmail.com), Feb 08 2003
%E A079286 Next term is too large to include.