login
This site is supported by donations to The OEIS Foundation.

 

Logo

Many excellent designs for a new banner were submitted. We will use the best of them in rotation.

Hints
(Greetings from The On-Line Encyclopedia of Integer Sequences!)
A195628 Decimal expansion of arctan(4). 4
1, 3, 2, 5, 8, 1, 7, 6, 6, 3, 6, 6, 8, 0, 3, 2, 4, 6, 5, 0, 5, 9, 2, 3, 9, 2, 1, 0, 4, 2, 8, 4, 7, 5, 6, 3, 1, 1, 8, 4, 4, 4, 0, 6, 0, 1, 3, 0, 6, 3, 6, 8, 8, 4, 3, 3, 6, 0, 0, 9, 6, 3, 8, 1, 4, 8, 6, 5, 5, 3, 0, 8, 3, 5, 5, 5, 4, 6, 2, 4, 0, 2, 7, 3, 9, 4, 8, 3, 2, 5, 5, 0, 0, 2, 3, 5, 6, 5, 4, 2 (list; constant; graph; refs; listen; history; text; internal format)
OFFSET

1,2

LINKS

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

EXAMPLE

arctan(4)=1.32581766366...

MATHEMATICA

r = 4;

N[ArcTan[r], 100]

RealDigits[%]  (* A195628 *)

N[ArcCot[r], 100]

RealDigits[%]  (* A195727 *)

N[ArcSec[r], 100]

RealDigits[%]  (* A195731 *)

N[ArcCsc[r], 100]

RealDigits[%]  (* A195621 *)

CROSSREFS

Cf. A195727, A195731, A195621.

Sequence in context: A094894 A089334 A016649 * A124422 A223544 A132776

Adjacent sequences:  A195625 A195626 A195627 * A195629 A195630 A195631

KEYWORD

nonn,cons

AUTHOR

Clark Kimberling, Sep 23 2011

STATUS

approved

Lookup | Welcome | Wiki | Register | Music | Plot 2 | Demos | Index | Browse | More | WebCam
Contribute new seq. or comment | Format | Transforms | Superseeker | Recent | More pages
The OEIS Community | Maintained by The OEIS Foundation Inc.

Content is available under The OEIS End-User License Agreement .

Last modified April 20 13:52 EDT 2014. Contains 240806 sequences.