OFFSET
1,2
COMMENTS
k is taken in radians.
Also, the nonnegative integers k satisfying sin(k) > sec(k+1).
LINKS
Clark Kimberling, Table of n, a(n) for n = 1..1000
MATHEMATICA
PROG
(PARI) select(n -> cos(n)>1/cos(n+1), [1..200]) \\ Edward Jiang, Sep 01 2014
CROSSREFS
KEYWORD
nonn,easy
AUTHOR
Clark Kimberling, Aug 26 2014
STATUS
approved