The OEIS is supported by the many generous donors to the OEIS Foundation.
%I #6 Mar 30 2012 18:36:22
%S 1,1,1,1,2,6,29,178,1270,10366,95020,966033,10787363,131246246,
%T 1728075563,24481070470,371296235456,6002622473193,103045019123133,
%U 1871984514070245,35879703186346360,723574014257984911
%N Ceiling of GAMMA(n+1/6)/GAMMA(1/6).
%p Digits := 64:f := proc(n,x) ceil(GAMMA(n+x)/GAMMA(x)); end;
%K nonn
%O 0,5
%A _Simon Plouffe_