OFFSET
1,1
LINKS
Vincenzo Librandi, Table of n, a(n) for n = 1..1000
MATHEMATICA
Select[Prime[Range[2000]], PrimeQ[Plus@@IntegerDigits[#] + 5] &] (* Vincenzo Librandi, Feb 15 2014 *)
PROG
(Magma) [p: p in PrimesUpTo(1500) | IsPrime(q) where q is 5+&+Intseq(p)]; // Vincenzo Librandi, Jun 07 2014
CROSSREFS
KEYWORD
nonn,base
AUTHOR
Vincenzo Librandi, Apr 30 2010
STATUS
approved