OFFSET
1,1
EXAMPLE
{5,11}, {11,101} and {101,191} are pairs of least primes of prime quadruplets that are separated by 210 or less, so 5, 11, 101 and 191 are in sequence.
CROSSREFS
KEYWORD
nonn
AUTHOR
Ki Punches, Mar 10 2009
EXTENSIONS
Corrected final two sequence terms. Ki Punches, May 01 2009
Edited and corrected by Ray Chandler, May 24 2009
STATUS
approved