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 A196413 #12 Sep 08 2022 08:45:59
%S A196413 1,0,-62,-723,-4072,-15505,-45936,-112609,-221824,-168561,2628800,
%T A196413 38145239,476015616,6222193991,87170761664,1307662977375,
%U A196413 20922773110784,355687403958431,6402373671715776,121645100361786119,2432902008112640000
%N A196413 n! - n^6.
%H A196413 Vincenzo Librandi, <a href="/A196413/b196413.txt">Table of n, a(n) for n = 0..400</a>
%t A196413 Table[n!-n^6,{n,0,20}] (* _Harvey P. Dale_, Dec 09 2011 *)
%o A196413 (Magma) [Factorial(n)-n^6: n in [0..20]]
%o A196413 (PARI) a(n)=n!-n^6 \\ _Charles R Greathouse IV_, Nov 21 2011
%Y A196413 Cf. A005008, A005096, A007339, A144768, A196411, A196412.
%K A196413 sign,easy,less
%O A196413 0,3
%A A196413 _Vincenzo Librandi_, Oct 06 2011