OFFSET
1,1
COMMENTS
[p(i)+p(i+1)]^2+3 is a prime.
EXAMPLE
a(5) = 167 since (167+173)^2+3 = 340^2+3 = 115600+3 = 115603 is a prime.
PROG
(PARI) isok(n) = (isprime(n) && isprime(3+(n + nextprime(n+1))^2)) \\ Michel Marcus, Jul 18 2013
CROSSREFS
KEYWORD
nonn
AUTHOR
Carmine Suriano, Oct 18 2010
EXTENSIONS
1201 and 1217 inserted by R. J. Mathar, Oct 18 2010
STATUS
approved