This is a front-end for the Online Encyclopedia of Integer Sequences, made by Christian Perfect. The idea is to provide OEIS entries in non-ancient HTML, and then to think about how they're presented visually. The source code is on GitHub.
%I A020128 #6 Mar 30 2012 18:36:22 %S A020128 1,1,1,3,9,42,232,1528,11611,99851,958562,10160756,117864769, %T A020128 1485096082,20197306709,294880677942,4600138575888,76362300359741, %U A020128 1343976486331426,24997962645764523,489960067856984639 %N A020128 Ceiling of GAMMA(n+3/5)/GAMMA(3/5). %p A020128 Digits := 64:f := proc(n,x) ceil(GAMMA(n+x)/GAMMA(x)); end; %K A020128 nonn %O A020128 0,4 %A A020128 _Simon Plouffe_