A091882 - OEIS

A091882

Expansion of g.f. (1-10x)/(1-15x).

1, 5, 75, 1125, 16875, 253125, 3796875, 56953125, 854296875, 12814453125, 192216796875, 2883251953125, 43248779296875, 648731689453125, 9730975341796875, 145964630126953125, 2189469451904296875, 32842041778564453125, 492630626678466796875, 7389459400177001953125

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OFFSET

0,2

COMMENTS

Binomial transform is A091881.

LINKS

Table of n, a(n) for n=0..19.

Index entries for linear recurrences with constant coefficients, signature (15).

FORMULA

a(n) = 15^n/3 + 2*0^n/3.

E.g.f.: (2 + exp(15*x))/3. - Stefano Spezia, Oct 19 2023

MATHEMATICA