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A026024 Expansion of 1/((1-2x)(1-5x)(1-9x)(1-10x)). 0

%I

%S 1,26,443,6280,80481,969126,11196103,125634740,1380061661,14917299826,

%T 159239422563,1683073423200,17647253908441,183823250672126,

%U 1904399083525823,19639540889107660,201755613688828821

%N Expansion of 1/((1-2x)(1-5x)(1-9x)(1-10x)).

%H <a href="/index/Rec#order_04">Index entries for linear recurrences with constant coefficients</a>, signature (26, -233, 820, -900).

%F a(0)=1, a(1)=26, a(2)=443, a(3)=6280, a(n)=26*a(n-1)-233*a(n-2)+ 820*a(n-3)- 900*a(n-4) [From Harvey P. Dale, Jul 12 2011]

%F a(n) = -2^n/21 +25*5^n/12 -729*9^n/28 +25*10^n/1. _R. J. Mathar_, Jun 20 2013

%t CoefficientList[Series[1/((1-2x)(1-5x)(1-9x)(1-10x)),{x,0,30}],x] (* or *) LinearRecurrence[{26,-233,820,-900},{1,26,443,6280},30] (* _Harvey P. Dale_, Jul 12 2011 *)

%K nonn

%O 0,2

%A _N. J. A. Sloane_.

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Last modified September 28 06:22 EDT 2022. Contains 357063 sequences. (Running on oeis4.)