A085679 Decimal expansion of arctan(10^50).

1, 5, 7, 0, 7, 9, 6, 3, 2, 6, 7, 9, 4, 8, 9, 6, 6, 1, 9, 2, 3, 1, 3, 2, 1, 6, 9, 1, 6, 3, 9, 7, 5, 1, 4, 4, 2, 0, 9, 8, 5, 8, 4, 6, 9, 9, 6, 8, 7, 5, 4, 2, 9, 1, 0, 4, 8, 7, 4, 7, 2, 2, 9, 6, 1, 5, 3, 9, 0, 8, 2, 0, 3, 1, 4, 3, 1, 0, 4, 4, 9, 9, 3, 1, 4, 0, 1, 7, 4, 1, 2, 6, 7, 1, 0, 5, 8, 5, 3, 3, 9, 9, 1, 0, 7

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

Table of n, a(n) for n=1..105.

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

Sequence in context: A216545 A216547 A221208 * A019669 A088394 A332328

Adjacent sequences: A085676 A085677 A085678 * A085680 A085681 A085682

Keyword

cons,nonn

Author

N. J. A. Sloane, Jul 15 2003

Status

approved