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 A020038 #13 Sep 23 2022 18:10:38
%S A020038 1,1,1,2,9,41,231,1528,11610,99850,958562,10160756,117864768,
%T A020038 1485096081,20197306708,294880677942,4600138575888,76362300359740,
%U A020038 1343976486331426,24997962645764522,489960067856984638
%N A020038 Nearest integer to Gamma(n + 3/5)/Gamma(3/5).
%C A020038 Gamma(n + 3/5)/Gamma(3/5) = 1, 3/5, 24/25, 312/125, 5616/625, 129168/3125, 3616704/15625, 119351232/78125, ... - _R. J. Mathar_, Sep 04 2016
%p A020038 Digits := 64:f := proc(n,x) round(GAMMA(n+x)/GAMMA(x)); end;
%t A020038 Table[Round[QGamma[n+3/5,1]/QGamma[3/5,1]],{n,0,20}] (* _Harvey P. Dale_, May 19 2019 *)
%Y A020038 Cf. A047056, A020083, A020128.
%K A020038 nonn
%O A020038 0,4
%A A020038 _Simon Plouffe_