A359540 Decimal expansion of arccosh(Pi).

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

Offset

1,2

References

Jerome Spanier and Keith B. Oldham, "Atlas of Functions", Hemisphere Publishing Corp., 1987, chapter 31, page 291.

Links

Table of n, a(n) for n=1..103.

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

Formula

Equals |arccos(Pi)|.

Equals log(Pi + sqrt(Pi^2 - 1)) = log(A189089). - Amiram Eldar, Jan 05 2023

Example

1.811526272460853107021852049305420510220702081057922474861595622974...

Mathematica

RealDigits[Abs[ArcCos[Pi]], 10, 105][[1]]

Prog

(PARI) -I*acos(Pi) \\ Hugo Pfoertner, Jan 24 2023

Crossrefs

Cf. A189089.

Sequence in context: A197492 A153621 A159822 * A010151 A021556 A172428

Adjacent sequences: A359537 A359538 A359539 * A359541 A359542 A359543

Keyword

cons,nonn

Author

Wolfe Padawer, Jan 05 2023

Status

approved