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A017189 a(n) = (9*n + 2)^5. 1

%I #13 Sep 08 2022 08:44:42

%S 32,161051,3200000,20511149,79235168,229345007,550731776,1160290625,

%T 2219006624,3939040643,6590815232,10510100501,16105100000,23863536599,

%U 34359738368,48261724457,66338290976

%N a(n) = (9*n + 2)^5.

%H Vincenzo Librandi, <a href="/A017189/b017189.txt">Table of n, a(n) for n = 0..10000</a>

%H <a href="/index/Rec#order_06">Index entries for linear recurrences with constant coefficients</a>, signature (6,-15,20,-15,6,-1).

%F G.f.: ( 32 + 160859*x + 2234174*x^2 + 3726274*x^3 + 947734*x^4 + 16807*x^5 ) / (x-1)^6. - _R. J. Mathar_, Jul 14 2016

%o (Magma) [(9*n+2)^5: n in [0..30]]; // _Vincenzo Librandi_, Jul 23 2011

%K nonn,easy

%O 0,1

%A _N. J. A. Sloane_

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Last modified April 25 10:22 EDT 2024. Contains 371967 sequences. (Running on oeis4.)