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 A020033 #14 Sep 23 2022 21:55:13 %S A020033 1,0,0,1,3,12,62,393,2862,23714,220205,2264965,25561752,314044379, %T A020033 4172303889,59604341272,911094930877,14837831731420,256482519928831, %U A020033 4689966078698629,90449345803473559,1834829586299035049 %N A020033 Nearest integer to Gamma(n + 2/7)/Gamma(2/7). %C A020033 Gamma(n + 2/7)/Gamma(2/7) = 1, 2/7, 18/49, 288/343, 6624/2401, 198720/16807, 7352640/117649, 323516160/823543, ... - _R. J. Mathar_, Sep 04 2016 %p A020033 Digits := 64:f := proc(n,x) round(GAMMA(n+x)/GAMMA(x)); end; %Y A020033 Cf. A084947, A020078, A020123, A220605. %K A020033 nonn,easy %O A020033 0,5 %A A020033 _Simon Plouffe_