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 A020082 #16 Sep 08 2022 08:44:44 %S A020082 1,0,1,4,15,73,426,2900,22624,199094,1951127,21072175,248651668, %T A020082 3182741351,43921830647,650043093588,10270680878693,172547438762055, %U A020082 3071344409964594,57741274907334370,1143277243165220533 %N A020082 a(n) = floor( Gamma(n + 4/5)/Gamma(4/5) ). %H A020082 G. C. Greubel, <a href="/A020082/b020082.txt">Table of n, a(n) for n = 0..449</a> %p A020082 Digits:= 64: x:=4/5: f:= proc(n,x) trunc(GAMMA(n+x)/GAMMA(x)); end; %p A020082 seq(floor(pochhammer(4/5,n)), n = 0..25); # _G. C. Greubel_, Nov 17 2019 %t A020082 Floor[Pochhammer[4/5, Range[0, 25]]] (* _G. C. Greubel_, Nov 19 2018 *) %o A020082 (PARI) vector(26, n, my(x=4/5); gamma(n-1+x)\gamma(x) ) \\ _G. C. Greubel_, Nov 19 2018 %o A020082 (Magma) [Truncate(Gamma(n + 4/5)/Gamma(4/5)): n in [0..30]]; // _G. C. Greubel_, Nov 19 2018 %o A020082 (Sage) [int(gamma(n + 4/5)/gamma(4/5)) for n in range(30)] # _G. C. Greubel_, Nov 19 2018 %Y A020082 Cf. A020037, A020127. %Y A020082 Cf. A020083, A020084, A020085. %K A020082 nonn %O A020082 0,4 %A A020082 _Simon Plouffe_