OFFSET
1,2
COMMENTS
Not the same as A019669. First differing term occurs at 10^-49, as list -49, or 51st counting term (a(-49)= 4 and A019669(-49) = 5). - John W. Nicholson, Oct 07 2013
LINKS
J. Blanck, Exact real arithmetic systems: results of competition, pp. 389-393 of J. Blanck et al., eds., Computability and Complexity in Analysis (CCA 2000), Lect. Notes Computer Science, Springer-Verlag, 2001.
MATHEMATICA
RealDigits[ ArcTan[10^50], 10, 111][[1]] (* Robert G. Wilson v, Jan 25 2005 *)
PROG
(PARI) atan(1e50) \\ Charles R Greathouse IV, Mar 25 2014
CROSSREFS
KEYWORD
cons,nonn
AUTHOR
N. J. A. Sloane, Jul 15 2003
STATUS
approved