OFFSET
1,2
COMMENTS
a(n+1) <= 10^m + a(n) where m is the number of digits of a(n)^3. - Chai Wah Wu, Mar 01 2019
CROSSREFS
KEYWORD
nonn,base,more
AUTHOR
Patrick De Geest, Jul 15 1999
EXTENSIONS
a(5) from Chai Wah Wu, Mar 01 2019
STATUS
approved