A028134 - OEIS

%I #15 Feb 17 2021 15:22:15

%S 1,29,543,8401,117383,1545873,19643191,244174337,2994192135,

%T 36408715057,440432748119,5310970152033,63918578839207,

%U 768370553038481,9230114440859127,110830456328561089,1330457511950281799,15968985141074818545,191652591219028933015

%N Expansion of 1/((1-4x)(1-6x)(1-7x)(1-12x)).

%H <a href="/index/Rec#order_04">Index entries for linear recurrences with constant coefficients</a>, signature (29,-298,1296,-2016).

%F a(n)=(12^(n+3)-16*7^(n+3)+20*6^(n+3)-5*4^(n+3))/240. [_Yahia Kahloune_, May 30 2013]

%t CoefficientList[Series[1/((1-4x)(1-6x)(1-7x)(1-12x)),{x,0,30}],x] (* _Harvey P. Dale_, Feb 02 2021 *)

%K nonn,easy

%O 0,2

%A _N. J. A. Sloane_.