OFFSET
1,1
COMMENTS
Sequence is full since appending 0, 4, 6, 8, or 5 will lead to an obvious composite and 311931, 311933, 311937, 311939 are also composite. These are the first 5 entries of A048550. - Michel Marcus, Jun 30 2013
EXAMPLE
a(1)=3
a(2)=31
a(3)=311
a(4)=3119
a(5)=31193
CROSSREFS
KEYWORD
nonn,fini,full,base
AUTHOR
Jorge Coveiro, Jan 10 2005
STATUS
approved