A020128 - OEIS

%I #6 Mar 30 2012 18:36:22

%S 1,1,1,3,9,42,232,1528,11611,99851,958562,10160756,117864769,

%T 1485096082,20197306709,294880677942,4600138575888,76362300359741,

%U 1343976486331426,24997962645764523,489960067856984639

%N Ceiling of GAMMA(n+3/5)/GAMMA(3/5).

%p Digits := 64:f := proc(n,x) ceil(GAMMA(n+x)/GAMMA(x)); end;

%K nonn

%O 0,4

%A _Simon Plouffe_