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 A016196 #27 Aug 12 2024 13:15:04
%S A016196 1,22,364,5368,74416,992992,12915904,164990848,2079890176,25958682112,
%T A016196 321504185344,3958050224128,48496602689536,591959232274432,
%U A016196 7203510787293184,87442129447518208,1059305553370218496,12811666640442621952,154739999685311463424,1866879996223737561088
%N A016196 Expansion of 1/((1-10*x)*(1-12*x)).
%H A016196 Paolo Xausa, <a href="/A016196/b016196.txt">Table of n, a(n) for n = 0..500</a>
%H A016196 <a href="/index/Rec#order_02">Index entries for linear recurrences with constant coefficients</a>, signature (22,-120).
%F A016196 a(n) = 6*12^n - 5*10^n. - _Bruno Berselli_, Feb 09 2011
%F A016196 a(n) = 12*a(n-1) + 10^n, a(0)=1. - _Vincenzo Librandi_, Feb 09 2011
%F A016196 a(n) = 22*a(n-1) - 120*a(n-2); a(0)=1, a(1)=22. - _Vincenzo Librandi_, Feb 09 2011
%t A016196 A016196[n_] := 6*12^n - 5*10^n; Array[A016196, 20, 0] (* or *)
%t A016196 LinearRecurrence[{22, -120}, {1, 22}, 20] (* _Paolo Xausa_, Feb 08 2024 *)
%o A016196 (PARI) Vec(1/((1-10*x)*(1-12*x))+O(x^99)) \\ _Charles R Greathouse IV_, Sep 26 2012
%K A016196 nonn,easy
%O A016196 0,2
%A A016196 _N. J. A. Sloane_