OFFSET
1,4
COMMENTS
First differences of A032616. - R. J. Mathar, Jan 12 2009
EXAMPLE
For n = 1, there are no zeros of sin(x^2) in (0,1), so a(1) = 0. For n = 2, there is one zero of sin(x^2) in (1,2) at x = sqrt(pi), or x ~ 1.772, so a(2) = 1.
MATHEMATICA
Join[{0}, Table[CountRoots[Sin[x^2], {x, k, k+1}], {k, 20}]] (* Harvey P. Dale, Dec 24 2018 *)
CROSSREFS
KEYWORD
nonn
AUTHOR
A. Timothy Royappa, Jan 08 2009
EXTENSIONS
More terms from Alois P. Heinz, Feb 20 2023
STATUS
approved