OFFSET
1,1
EXAMPLE
5 = 2 + 3, 52 = 23 + 29.
PROG
(PARI){a=2; b=3; for(n=1, 12000, s=a+b; ev=eval(Vec(Str(s))); if(sum(k=1, #ev, isprime(ev[k]))==#ev, print1(s", ")); a=b; b=nextprime(b+2))}
CROSSREFS
KEYWORD
nonn,base
AUTHOR
Zak Seidov, Dec 22 2012
STATUS
approved