A028057 - OEIS

%I #19 Sep 08 2022 08:44:50

%S 1,25,408,5558,68999,813603,9315286,104854096,1168677477,12952000061,

%T 143075613044,1577575222314,17376397872835,191281848531799,

%U 2104964417048082,23159869359140612,254790508985373473,2802889182202991217,30832952040578234800,339169546346404999390

%N Expansion of 1/((1-3x)(1-5x)(1-6x)(1-11x)).

%H <a href="/index/Rec#order_04">Index entries for linear recurrences with constant coefficients</a>, signature (25,-217,783,-990).

%F a(n) = (11^(n+3)-16*6^(n+3)+20*5^(n+3)-5*3^(n+3))/240. - _Yahia Kahloune_, Jun 08 2013

%t CoefficientList[Series[1/((1-3x)(1-5x)(1-6x)(1-11x)),{x,0,20}],x] (* _Harvey P. Dale_, Feb 10 2020 *)

%o (Magma) [(11^(n+3)-16*6^(n+3)+20*5^(n+3)-5*3^(n+3))/240: n in [0..25]]; // _Vincenzo Librandi_, Feb 12 2020

%K nonn

%O 0,2

%A _N. J. A. Sloane_