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
KEYWORD
nonn,cons
AUTHOR
Jianing Song, Sep 16 2018
STATUS
approved