A360701 Decimal expansion of arccsc(Pi).

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

Offset

0,1

Links

Table of n, a(n) for n=0..104.

Michael I. Shamos, A catalog of the real numbers (2011).

Formula

Equals Pi/2 - arcsec(Pi).

Equals arccos(sqrt(1 - 1/Pi^2)).

Equals arctan(1/(sqrt(Pi^2 - 1))).

Example

0.323946106931980719980952830628773835672756125472121325537061378259...

Mathematica

RealDigits[ArcCsc[Pi], 10, 105][[1]]

Crossrefs

Cf. A232272, A232273, A360700.

Sequence in context: A049921 A191628 A261999 * A216829 A331846 A332310

Adjacent sequences: A360698 A360699 A360700 * A360702 A360703 A360704

Keyword

cons,nonn

Author

Wolfe Padawer, Feb 16 2023

Status

approved