OFFSET
1,1
EXAMPLE
4651, 4657, 4663, 4673 consecutive primes 4951, 4957, 4993, and 4973 are primes.
CROSSREFS
KEYWORD
base,nonn
AUTHOR
Pierre CAMI, Sep 23 2006
EXTENSIONS
Corrected by T. D. Noe, Nov 16 2006
STATUS
approved