OFFSET
0,5
LINKS
G. C. Greubel, Table of n, a(n) for n = 0..255
Eric Weisstein's World of Mathematics, The Sinc Function.
FORMULA
MAPLE
A008991 := n -> numer(coeff(taylor(sqrt(sin(x)/x), x, 2*n+2), x, 2*n)): seq(A008991(n), n=0..16); # Johannes W. Meijer, Feb 10 2013
MATHEMATICA
Numerator[CoefficientList[Series[Sqrt[Sin[x]/x], {x, 0, 50}], x][[1 ;; -1 ;; 2]]] (* G. C. Greubel, Jul 21 2018 *)
PROG
(Sage)
length = 16; T = taylor(sqrt(sin(x)/x), x, 0, 2*length+2)
[T.coefficient(x, 2*n).numerator() for n in (0..length)]
# Peter Luschny, Dec 13 2012
CROSSREFS
KEYWORD
sign
AUTHOR
STATUS
approved