OFFSET
1,2
EXAMPLE
arcsec(10)=1.4706289056333368228857985121870581235299087...
MATHEMATICA
(See A195789.)
PROG
(PARI) acos(.1) \\ Charles R Greathouse IV, Nov 21 2024
CROSSREFS
KEYWORD
nonn,cons
AUTHOR
Clark Kimberling, Sep 24 2011
STATUS
approved
