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 A017058 #14 Sep 08 2022 08:44:41
%S A017058 46656,4826809,64000000,387420489,1544804416,4750104241,12230590464,
%T A017058 27680640625,56800235584,107918163081,192699928576,326940373369,
%U A017058 531441000000,832972004929,1265319018496,1870414552161
%N A017058 a(n) = (7*n + 6)^6.
%H A017058 Vincenzo Librandi, <a href="/A017058/b017058.txt">Table of n, a(n) for n = 0..10000</a>
%H A017058 <a href="/index/Rec#order_07">Index entries for linear recurrences with constant coefficients</a>, signature (7, -21, 35, -35, 21, -7, 1).
%F A017058 a(n) = 7*a(n-1) - 21*a(n-2) + 35*a(n-3) - 35*a(n-4) + 21*a(n-5) - 7*a(n-6) + a(n-7); a(0)=46656, a(1)=4826809, a(2)=64000000, a(3)=387420489, a(4)=1544804416, a(5)=4750104241, a(6)=12230590464. - _Harvey P. Dale_, Sep 04 2015
%t A017058 (7*Range[0,20]+6)^6 (* or *) LinearRecurrence[{7,-21,35,-35,21,-7,1},{46656,4826809,64000000,387420489,1544804416,4750104241,12230590464},20] (* _Harvey P. Dale_, Sep 04 2015 *)
%o A017058 (Magma) [(7*n+6)^6: n in [0..40]]; // _Vincenzo Librandi_, Jul 10 2011
%Y A017058 Cf. A017053 (7*n+6).
%K A017058 nonn,easy
%O A017058 0,1
%A A017058 _N. J. A. Sloane_