A073440 Decimal expansion of csc (Pi degrees) (of course csc (Pi radians) is undefined).

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

Offset

2,2

Links

Table of n, a(n) for n=2..106.

Example

18.2469547845941354008035177376...

Mathematica

RealDigits[Csc[Pi Degree], 10, 120][[1]] (* Harvey P. Dale, Jan 31 2014 *)

Prog

(PARI) 1/sin(Pi^2/180)

Crossrefs

Cf. A051553 (sin(Pi degrees)=1/A073440), A051554 (cos(Pi degrees)), A051555 (tan(Pi degrees)), A073441 (sec(Pi degrees)), A073442 (cot(Pi degrees)).

Sequence in context: A010520 A169847 A285299 * A245533 A021552 A245279

Adjacent sequences: A073437 A073438 A073439 * A073441 A073442 A073443

Keyword

cons,nonn

Author

Rick L. Shepherd, Jul 31 2002

Status

approved