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 A210279 #15 Sep 25 2023 19:23:37
%S A210279 1,120,13305600,29640619008000,478741050720092160000,
%T A210279 34111736086958726676480000000,7973107998754741458076119859200000000,
%U A210279 5019026197962676820927435579005599744000000000
%N A210279 (6n)!/6^n.
%H A210279 Vincenzo Librandi, <a href="/A210279/b210279.txt">Table of n, a(n) for n = 0..80</a>
%F A210279 E.g.f.: 1/(1-x^6/6).
%t A210279 Table[(6 n)!/6^n, {n, 0, 11}] (* _Vincenzo Librandi_, Feb 15 2013 *)
%t A210279 With[{nn=50},Take[CoefficientList[Series[1/(1-x^6/6),{x,0,nn}],x] Range[0,nn-2]!,{1,-1,6}]] (* _Harvey P. Dale_, Sep 25 2023 *)
%o A210279 (Magma) [Factorial(6*n)/6^n: n in [0..10]]; // _Vincenzo Librandi_, Feb 15 2013
%Y A210279 Cf. A210278, A210277, A000680, A067630, A084939, A084940, A084941, A084942, A084943, A084944, A087127, A001147, A132101
%K A210279 nonn,easy
%O A210279 0,2
%A A210279 _Mohammad K. Azarian_, Apr 12 2012