OFFSET
1,2
FORMULA
x=1.243147407235664531698; x^(5^x)=5
MATHEMATICA
RealDigits[x/.FindRoot[x^5^x==5, {x, 1}, WorkingPrecision->120]][[1]] (* Harvey P. Dale, Mar 09 2015 *)
CROSSREFS
KEYWORD
cons,nonn
AUTHOR
Zak Seidov, Mar 23 2005
EXTENSIONS
More terms from Harvey P. Dale, Mar 09 2015
STATUS
approved