OFFSET
1,2
COMMENTS
For this particular case a(1)=1, the sequence is finite with the last term a(38)=5138383.
For other seeds a(1) the behavior of sequence may be different.
EXAMPLE
a=922224, b=5138383, c=6060607:
no common digit in pair(a,b),
no common digit in pair (a,c), and also
no common digit in pair (b,c).
CROSSREFS
KEYWORD
base,fini,full,nonn
AUTHOR
Eric Angelini and Zak Seidov, Oct 14 2009
STATUS
approved