OFFSET
1,1
COMMENTS
Subsequence of A007530. - Michel Marcus, Sep 26 2014
EXAMPLE
11 is the lesser member of the prime quadruplet 5^2-2*5-4=11; 5^2-2*5-2=13; 5^2-2*5+2=17; and, 5^2-2*5+4=19.
CROSSREFS
KEYWORD
nonn,more
AUTHOR
Ray G. Opao, Sep 25 2014
STATUS
approved