%I #8 Dec 17 2012 06:15:16
%S 1,1,2,5,18,86,500,3423,26889,238158,2347554,25487721,302211543,
%T 3885576979,53842995268,799953072549,12684970150411,213832353964067,
%U 3818434892215474,72004772253206073,1429809049027949160
%N Ceiling of GAMMA(n+6/7)/GAMMA(6/7).
%p Digits := 64:f := proc(n,x) ceil(GAMMA(n+x)/GAMMA(x)); end;
%Y Cf. A220607.
%K nonn
%O 0,3
%A _Simon Plouffe_