OFFSET
1,3
FORMULA
a(n) = floor(n^(n-1)*log(n)/log(10)) + 1. - Benoit Cloitre, Feb 20 2002
EXAMPLE
a(4) = 39 as 4^(4^3) = 4^64 = 3.4028236692... * 10^38.
CROSSREFS
KEYWORD
nonn,base
AUTHOR
Amarnath Murthy, Jan 05 2002
EXTENSIONS
More terms from Benoit Cloitre, Feb 20 2002
Offset corrected by Georg Fischer, Sep 28 2023
STATUS
approved