OFFSET
1,1
COMMENTS
Or, seven chunks of three consecutive primes with prime total.
EXAMPLE
n = 4 is OK because totals of seven groups of three consecutive primes p(4)+p(5)+p(6),...,p(22)+p(23)+p(24) equal to 31,59,97,131,173,211,251, all prime.
CROSSREFS
KEYWORD
nonn
AUTHOR
Zak Seidov, Feb 28 2006
EXTENSIONS
Corrected and extended by Don Reble, Nov 22 2006
STATUS
approved