login
The OEIS is supported by the many generous donors to the OEIS Foundation.

 

Logo
Hints
(Greetings from The On-Line Encyclopedia of Integer Sequences!)
A110937 Decimal expansion of cosecant of 1 degree. 9

%I #16 Aug 21 2023 11:30:40

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

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

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

%N Decimal expansion of cosecant of 1 degree.

%C An algebraic integer of degree 48. - _Charles R Greathouse IV_, Aug 27 2017

%D Mohammad K. Azarian, Forty-Five Nested Equilateral Triangles and cosecant of 1 degree, Problem 813, College Mathematics Journal, Vol. 36, No. 5, November 2005, p. 413-414. Solution published in Vol. 37 , No. 5, November 2006, pp. 394-395.

%H <a href="/index/Al#algebraic_48">Index entries for algebraic numbers, degree 48</a>

%e 57.298688498550183476612683735173...

%t RealDigits[Csc[1 Degree],10,120][[1]] (* _Harvey P. Dale_, Aug 17 2012 *)

%o (PARI) 1/sin(Pi/180) \\ _Charles R Greathouse IV_, Aug 27 2017

%Y Cf. A019810.

%K cons,nonn

%O 2,1

%A _Mohammad K. Azarian_, Jan 21 2006

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

License Agreements, Terms of Use, Privacy Policy. .

Last modified April 24 20:08 EDT 2024. Contains 371963 sequences. (Running on oeis4.)