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 A020107 #6 Mar 30 2012 18:36:22 %S A020107 1,1,1,1,3,13,68,426,3103,25751,239484,2466678,27873457,342843515, %T A020107 4559818741,65205407995,997642742322,16261576699845,281325276907304, %U A020107 5148252567403659,99361274550890614,2017033873383079454 %N A020107 Ceiling of GAMMA(n+3/10)/GAMMA(3/10). %p A020107 Digits := 64:f := proc(n,x) ceil(GAMMA(n+x)/GAMMA(x)); end; %K A020107 nonn %O A020107 0,5 %A A020107 _Simon Plouffe_