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 A210281 #13 Sep 08 2022 08:46:01
%S A210281 1,5040,326918592000,1211813284635233280000,
%T A210281 64240926985765022013480960000000,
%U A210281 24899758399899222849902687670779904000000000,47355329866546908076714664639943599847875543040000000000
%N A210281 (8n)!/8^n.
%H A210281 Vincenzo Librandi, <a href="/A210281/b210281.txt">Table of n, a(n) for n = 0..50</a>
%F A210281 E.g.f.: 1/(1-x^8/8).
%t A210281 Table[(8 n)!/8^n, {n, 0, 10}] (* _Vincenzo Librandi_, Feb 15 2013 *)
%o A210281 (Magma)[Factorial(8*n)/8^n: n in [0..10]]; // _Vincenzo Librandi_, Feb 15 2013
%Y A210281 Cf. A210280, A210279, A210278, A210277, A000680, A067630, A084939, A084940, A084941, A084942, A084943, A084944, A087127, A001147, A132101
%K A210281 nonn,easy
%O A210281 0,2
%A A210281 _Mohammad K. Azarian_, Apr 12 2012