OFFSET
1,1
LINKS
Harvey P. Dale, Table of n, a(n) for n = 1..1000
MATHEMATICA
Transpose[Select[Partition[Prime[Range[2500]], 5, 1], PrimeQ[ Mean[#]]&]] [[3]] (* Harvey P. Dale, Oct 30 2011 *)
CROSSREFS
KEYWORD
nonn
AUTHOR
Carmine Suriano, Sep 06 2010
STATUS
approved