A173161 Decimal expansion of the solution x to x^x=7.

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

Offset

1,1

Links

Table of n, a(n) for n=1..105.

Formula

Digits of log(7)/W(log(7)).

Example

2.3164549..^2.3164549..=7

Mathematica

x=7; RealDigits[Log[x]/ProductLog[Log[x]], 10, 6! ][[1]]

Crossrefs

Cf. A030437, A030797, A030798, A173158, A173159, A173160.

Sequence in context: A198724 A223486 A205112 * A116468 A110237 A189970

Adjacent sequences: A173158 A173159 A173160 * A173162 A173163 A173164

Keyword

nonn,cons

Author

Vladimir Joseph Stephan Orlovsky, Feb 11 2010

Extensions

Keyword:cons added by R. J. Mathar, Feb 13 2010

Status

approved