A017025 - OEIS

%I #12 Sep 08 2022 08:44:41

%S 19683,1000000000,118587876497,2641807540224,26439622160671,

%T 165216101262848,756680642578125,2779905883635712,8662995818654939,

%U 23762680013799936,58871586708267913,134217728000000000

%N a(n) = (7*n + 3)^9.

%H Vincenzo Librandi, <a href="/A017025/b017025.txt">Table of n, a(n) for n = 0..10000</a>

%H <a href="/index/Rec#order_10">Index entries for linear recurrences with constant coefficients</a>, signature (10, -45, 120, -210, 252, -210, 120, -45, 10, -1).

%o (Magma) [(7*n+3)^9: n in [0..20]]; // _Vincenzo Librandi_, Jul 14 2011

%K nonn,easy

%O 0,1

%A _N. J. A. Sloane_