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A083585 (8*5^n - 5*2^n)/3. 2

%I #7 Jun 13 2015 00:51:03

%S 1,10,60,320,1640,8280,41560,208120,1041240,5207480,26039960,

%T 130204920,651034840,3255194680,16276014360,81380153720,406900932440,

%U 2034504989880,10172525604760,50862629334520,254313149294040

%N (8*5^n - 5*2^n)/3.

%C Binomial transform of A083854.

%H <a href="/index/Rec#order_02">Index entries for linear recurrences with constant coefficients</a>, signature (7,-10).

%F a(n) = (8*5^n-5*2^n)/3.

%F G.f. (1+3x)/((1-2x)(1-5x)).

%F E.g.f. (8*exp(5x) - 5*exp(2x))/3.

%t LinearRecurrence[{7, -10}, {1, 10}, 20] (* _T. D. Noe_, Aug 06 2013 *)

%K easy,nonn

%O 0,2

%A _Paul Barry_, May 01 2003

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Last modified April 25 10:01 EDT 2024. Contains 371967 sequences. (Running on oeis4.)