A195777 Decimal expansion of arctan(7).

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

Offset

1,2

Links

Table of n, a(n) for n=1..100.

Index entries for transcendental numbers

Example

arctan(7)=1.4288992721907326964184700745371983590908029409...

Mathematica

r = 7;
N[ArcTan[r], 100]
RealDigits[%]  (* A195777 *)
N[ArcCot[r], 100]
RealDigits[%]  (* A105533 *)
N[ArcSec[r], 100]
RealDigits[%]  (* A195779 *)
N[ArcCsc[r], 100]
RealDigits[%]  (* A195780 *)

Prog

(PARI) atan(7) \\ Charles R Greathouse IV, Nov 20 2024

Crossrefs

Cf. A105533, A195779, A195780.

Sequence in context: A198145 A143942 A265291 * A125065 A109816 A296477

Adjacent sequences: A195774 A195775 A195776 * A195778 A195779 A195780

Keyword

nonn,cons

Author

Clark Kimberling, Sep 24 2011

Status

approved