OFFSET
1,1
LINKS
Harvey P. Dale, Table of n, a(n) for n = 1..2500
EXAMPLE
5*2+2=12, 5*5+2=27, 5*11+2=57,...
MATHEMATICA
a={}; Do[p=Prime[n]; If[ !PrimeQ[5*p+2], AppendTo[a, p]], {n, 8^2}]; a
Select[Prime[Range[100]], !PrimeQ[5#+2]&] (* Harvey P. Dale, Nov 07 2013 *)
CROSSREFS
KEYWORD
nonn
AUTHOR
Vladimir Joseph Stephan Orlovsky, May 15 2008
EXTENSIONS
More terms from Vincenzo Librandi, Apr 01 2010
STATUS
approved