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%I #13 Sep 08 2022 08:44:42
%S 128,19487171,1280000000,17249876309,114415582592,506623120463,
%T 1727094849536,4902227890625,12151280273024,27136050989627,
%U 55784660123648,107213535210701,194871710000000,337931541778439
%N a(n) = (9*n + 2)^7.
%H Vincenzo Librandi, <a href="/A017191/b017191.txt">Table of n, a(n) for n = 0..10000</a>
%H <a href="/index/Rec#order_08">Index entries for linear recurrences with constant coefficients</a>, signature (8, -28, 56, -70, 56, -28, 8, -1).
%o (Magma) [(9*n+2)^7: n in [0..20]]; // _Vincenzo Librandi_, Jul 23 2011
%K nonn,easy
%O 0,1
%A _N. J. A. Sloane_
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