OFFSET
0,2
EXAMPLE
a(5) = 36 and the five primes are 367, 3613, 3617, 3623 and 3631.
CROSSREFS
KEYWORD
base,nonn
AUTHOR
Amarnath Murthy, Nov 04 2003
EXTENSIONS
Corrected and extended by Ray Chandler, Nov 07 2003
STATUS
approved