OFFSET
2,1
COMMENTS
If a(n) = 2 then (n^n - 1) is in A013642. - Bernard Schott, Sep 25 2019
FORMULA
MATHEMATICA
Table[Length[Part[ContinuedFraction[Sqrt[ -1+u^u]], 2]], {u, 2, 15}]
CROSSREFS
KEYWORD
nonn,more
AUTHOR
Labos Elemer, Nov 05 2002
EXTENSIONS
a(17)-a(18) from Chai Wah Wu, Sep 24 2019
a(19)-a(20) from Chai Wah Wu, Sep 27 2019
STATUS
approved