A319276 Decimal expansion of the positive solution to x! = 4.

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

Offset

1,1

Links

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

Example

2.6640327972064461556863893943597198104917871791980...

Mathematica

RealDigits[x /. FindRoot[x! - 4, {x, 2}, WorkingPrecision -> 120]][[1]] (* Amiram Eldar, May 31 2023 *)

Prog

(PARI) default(realprecision, 100); solve(x=2, 3, gamma(x+1)-4)

Crossrefs

The positive solution to x! = n: A319275 (n=3), this sequence (n=4), A319277 (n=5), A129624 (n=40).

Sequence in context: A004152 A071678 A316164 * A141329 A320953 A110388

Adjacent sequences: A319273 A319274 A319275 * A319277 A319278 A319279

Keyword

nonn,cons

Author

Jianing Song, Sep 16 2018

Status

approved