login

Year-end appeal: Please make a donation to the OEIS Foundation to support ongoing development and maintenance of the OEIS. We are now in our 61st year, we have over 378,000 sequences, and we’ve reached 11,000 citations (which often say “discovered thanks to the OEIS”).

A173158
Decimal expansion of x such that x^x=3.
11
1, 8, 2, 5, 4, 5, 5, 0, 2, 2, 9, 2, 4, 8, 3, 0, 0, 4, 0, 0, 4, 1, 4, 6, 9, 2, 9, 7, 7, 4, 0, 5, 8, 6, 2, 2, 2, 6, 3, 3, 8, 3, 3, 6, 4, 5, 9, 2, 0, 7, 1, 4, 0, 6, 2, 1, 4, 5, 3, 7, 4, 8, 0, 3, 5, 2, 5, 5, 2, 8, 3, 4, 9, 7, 8, 5, 3, 7, 6, 4, 2, 6, 3, 4, 1, 8, 2, 1, 5, 6, 1, 8, 6, 7, 0, 4, 6, 5, 6, 0, 2, 7, 1, 0, 9
OFFSET
1,2
FORMULA
Equals log(3)/W(log(3)).
Equals 1/A103549. - Hugo Pfoertner, Apr 17 2024
EXAMPLE
1.8254550229248300400414692977405862226338336459207140621453748035255....
MATHEMATICA
x=3; RealDigits[Log[x]/ProductLog[Log[x]], 10, 6! ][[1]]
PROG
(PARI) solve(x=1, 2, x^x-3) \\ Michel Marcus, Jan 14 2015
(PARI) log(3)/lambertw(log(3)) \\ Charles R Greathouse IV, Jul 14 2020
CROSSREFS
Cf. A030798 (x^x=2), A103549.
Sequence in context: A201583 A243370 A179048 * A379339 A020787 A179954
KEYWORD
nonn,cons,easy
AUTHOR
STATUS
approved