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 A020076 #12 Sep 08 2022 08:44:44 %S A020076 1,0,0,2,8,37,210,1380,10450,89574,857351,9063434,104876887, %T A020076 1318452295,17893281147,260730668150,4059948975490,67279154450985, %U A020076 1182190856781603,21954973054515489,429690186924088870 %N A020076 a(n) = floor( Gamma(n+4/7)/Gamma(4/7) ). %H A020076 G. C. Greubel, <a href="/A020076/b020076.txt">Table of n, a(n) for n = 0..445</a> %p A020076 Digits := 64:f := proc(n,x) trunc(GAMMA(n+x)/GAMMA(x)); end; %p A020076 seq(floor(pochhammer(4/7,n)), n = 0..25); # _G. C. Greubel_, Nov 17 2019 %t A020076 Floor[Pochhammer[4/7, Range[0, 25]]] (* _G. C. Greubel_, Nov 17 2019 *) %o A020076 (PARI) vector(26, n, my(x=4/7); gamma(n-1+x)\gamma(x) ) \\ _G. C. Greubel_, Nov 17 2019 %o A020076 (Magma) [Floor(Gamma(n+4/7)/Gamma(4/7)): n in [0..25]]; // _G. C. Greubel_, Nov 17 2019 %o A020076 (Sage) [floor(rising_factorial(4/7, n)) for n in (0..25)] # _G. C. Greubel_, Nov 17 2019 %Y A020076 Cf. A220609. %Y A020076 Cf. A020074, A020075, A020077, A020078, A020079. %K A020076 nonn %O A020076 0,4 %A A020076 _Simon Plouffe_