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 A017010 #22 Sep 08 2022 08:44:41 %S A017010 64,531441,16777216,148035889,729000000,2565726409,7256313856, %T A017010 17596287801,38068692544,75418890625,139314069504,243087455521, %U A017010 404567235136,646990183449,1000000000000,1500730351849,2194972623936,3138428376721,4398046511104,6053445140625 %N A017010 a(n) = (7*n+2)^6. %H A017010 Vincenzo Librandi, <a href="/A017010/b017010.txt">Table of n, a(n) for n = 0..10000</a> %H A017010 <a href="/index/Rec#order_07">Index entries for linear recurrences with constant coefficients</a>, signature (7,-21,35,-35,21,-7,1). %F A017010 From _Wesley Ivan Hurt_, Apr 22 2016: (Start) %F A017010 G.f.: (64 + 530993*x + 13058473*x^2 + 41753398*x^3 + 26472118*x^4 + 2876609*x^5 + 15625*x^6)/(1 - x)^7. %F A017010 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). %F A017010 a(n) = A001014(A017005(n)). (End) %F A017010 E.g.f.: (64 + 531377*x + 7857199*x^2 + 16549750*x^3 + 9808085*x^4 + 1966419*x^5 + 117649*x^6)*exp(x). - _Ilya Gutkovskiy_, Apr 23 2016 %p A017010 A017010:=n->(7*n+2)^6: seq(A017010(n), n=0..40); # _Wesley Ivan Hurt_, Apr 22 2016 %t A017010 (7 Range[0, 30] + 2)^6 (* _Wesley Ivan Hurt_, Apr 22 2016 *) %o A017010 (Magma) [(7*n+2)^6: n in [0..25]]; // _Vincenzo Librandi_, Jul 13 2011 %o A017010 (PARI) lista(nn) = for(n=0, nn, print1((7*n+2)^6, ", ")); \\ _Altug Alkan_, Apr 24 2016 %Y A017010 Cf. A001014, A017005. %K A017010 nonn,easy %O A017010 0,1 %A A017010 _N. J. A. Sloane_