OFFSET
0,2
LINKS
G. C. Greubel, Table of n, a(n) for n = 0..825
FORMULA
G.f.: A(x) = 2/((1-16*x) + (1-16*x)^(7/8)).
MAPLE
seq(coeff(series(2/((1-16*x) + (1-16*x)^(7/8)), x, n+1), x, n), n = 0 ..30); # G. C. Greubel, Sep 17 2019
MATHEMATICA
CoefficientList[Series[2/((1-16*x) +(1-16*x)^(7/8)), {x, 0, 30}], x] (* G. C. Greubel, Sep 17 2019 *)
PROG
(PARI) a(n)=polcoeff(2/((1-16*x)+(1-16*x+x*O(x^n))^(7/8)), n, x)
(Magma) R<x>:=PowerSeriesRing(Rationals(), 30); Coefficients(R!( 2/((1-16*x) + (1-16*x)^(7/8)) )); // G. C. Greubel, Sep 17 2019
(Sage)
def A097185_list(prec):
P.<x> = PowerSeriesRing(QQ, prec)
return P(2/((1-16*x) + (1-16*x)^(7/8))).list()
A097185_list(30) # G. C. Greubel, Sep 17 2019
CROSSREFS
KEYWORD
nonn
AUTHOR
Paul D. Hanna, Aug 03 2004
STATUS
approved