A319277 Decimal expansion of the positive solution to x! = 5.

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

Offset

1,1

Links

Jianing Song, Table of n, a(n) for n = 1..2000

Example

2.8523554580317278316429980868448961849654079001587...

Mathematica

RealDigits[x /. FindRoot[x! - 5, {x, 2}, WorkingPrecision -> 120]][[1]] (* Amiram Eldar, May 31 2023 *)

Prog

(PARI) default(realprecision, 100); solve(x=2, 3, gamma(x+1)-5)

Crossrefs

The positive solution to x! = n: A319275 (n=3), A319276 (n=4), this sequence (n=5), A129624 (n=40).

Sequence in context: A227472 A160091 A157648 * A354004 A021782 A342977

Adjacent sequences: A319274 A319275 A319276 * A319278 A319279 A319280

Keyword

nonn,cons

Author

Jianing Song, Sep 16 2018

Status

approved