OFFSET
0,3
COMMENTS
a(n) == 0 (mod 9) for n>1. Conjecture: Sequence is infinite.
EXAMPLE
11,1181,1181729 etc. are primes.
CROSSREFS
KEYWORD
base,nonn
AUTHOR
Amarnath Murthy, Nov 27 2003
EXTENSIONS
More terms from David Wasserman, Oct 21 2005
STATUS
approved