OFFSET
1,1
EXAMPLE
49 is a term in the sequence because 49 is an odd composite, 49+9+1=59 and 49+21+1=71, are both primes.
CROSSREFS
KEYWORD
more,nonn
AUTHOR
Randy L. Ekl, Jan 01 2008
EXTENSIONS
3 more terms from Donovan Johnson, Mar 06 2008
STATUS
approved