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 A017659 #28 Jul 08 2025 06:16:39
%S A017659 19487171,3404825447,64339296875,506623120463,2488651484819,
%T A017659 9095120158391,27136050989627,69833729609375,160578147647843,
%U A017659 337931541778439,662062621900811,1222791080775407,2149422977421875
%N A017659 a(n) = (12n+11)^7.
%H A017659 Vincenzo Librandi, <a href="/A017659/b017659.txt">Table of n, a(n) for n = 0..1000</a>
%H A017659 <a href="/index/Rec#order_08">Index entries for linear recurrences with constant coefficients</a>, signature (8,-28,56,-70,56,-28,8,-1).
%F A017659 a(n) = 8*a(n-1)-28*a(n-2)+56*a(n-3)- 70*a(n-4)+ 56*a(n-5)- 28*a(n-6)+ 8*a(n-7)-a(n-8). - _Harvey P. Dale_, May 16 2012
%F A017659 a(n) = A001015(A017653(n)). - _Michel Marcus_, Oct 29 2022
%t A017659 (12Range[0,20]+11)^7 (* _Harvey P. Dale_, May 16 2012 *)
%t A017659 LinearRecurrence[{8,-28,56,-70,56,-28,8,-1},{19487171,3404825447,64339296875,506623120463,2488651484819,9095120158391,27136050989627,69833729609375},20] (* _Harvey P. Dale_, May 16 2012 *)
%o A017659 (Magma) [(12*n+11)^7: n in [0..15]]; // _Vincenzo Librandi_, May 21 2012
%Y A017659 Cf. A001015, A017653.
%K A017659 nonn,easy
%O A017659 0,1
%A A017659 _N. J. A. Sloane_