OFFSET
0,3
COMMENTS
Next term is about 4.31*10^218.
FORMULA
a(n+1) = a(n)(4^3^n + 2^3^n - 1) + 2^3^n - 1. - David Wasserman, Aug 20 2002
CROSSREFS
KEYWORD
nonn,easy,base
AUTHOR
Michael Gilleland (megilleland(AT)yahoo.com), Oct 31 2001
EXTENSIONS
More terms from David Wasserman, Aug 20 2002
STATUS
approved