OFFSET
1,2
COMMENTS
9^n + 100 is an ordinary prime. No more terms under 2000.
MATHEMATICA
Flatten[Position[Table[PrimeQ[3^n + 10 I], {n, 1, 1000}], True]]
CROSSREFS
KEYWORD
nonn
AUTHOR
Ed Pegg Jr, May 29 2003
EXTENSIONS
More terms from Vladeta Jovovic, Jun 02 2003
STATUS
approved