A129028 - OEIS

%I #11 Nov 10 2024 10:51:43

%S 0,27,150,483,1188,2475,4602,7875,12648,19323,28350,40227,55500,74763,

%T 98658,127875,163152,205275,255078,313443,381300,459627,549450,651843,

%U 767928,898875,1045902,1210275,1393308,1596363,1820850,2068227,2340000,2637723

%N A129027(n)/4.

%H <a href="/index/Rec#order_05">Index entries for linear recurrences with constant coefficients</a>, signature (5,-10,10,-5,1).

%F a(n) = (n*(5+13*n+7*n^2+2*n^3)). G.f.: -3*x*(x^3+x^2+5*x+9) / (x-1)^5. - _Colin Barker_, Jul 27 2013

%t LinearRecurrence[{5,-10,10,-5,1},{0,27,150,483,1188},40] (* _Harvey P. Dale_, Nov 10 2024 *)

%K nonn,easy

%O 0,2

%A _N. J. A. Sloane_, May 10 2007