%I
%S 5,29,31,53,59,61,73,89,137,139,149,151,157,173,179,181,191,199,211,
%T 239,241,251,257,263,269,271,283,293,331,337,347,359,367,373,389,409,
%U 419,421,431,433,449,479,509,521,523,541,547,557,563,569,571,577,587,593,599,601,607,619
%N Odd primes p such that neither p  4 nor p + 4 is prime.
%F a(n) ~ n log n.  _Charles R Greathouse IV_, May 29 2014
%e 5 is in this sequence because 5 is prime and neither 5  4 = 1 nor 5 + 4 = 9 is prime.
%t Select[Prime[Range[125]], Not[PrimeQ[#  4]] && Not[PrimeQ[# + 4]] &] (* _Alonso del Arte_, May 30 2014 *)
%o (MAGMA) [p: p in PrimesUpTo(620)  not IsPrime(p4) and not IsPrime(p+4)];
%o (PARI) select(n>!isprime(n4) && !isprime(n+4), primes(200)) \\ _Charles R Greathouse IV_, May 29 2014
%o (Sage) [p for p in primes(5,700) if not is_prime(p4) and not is_prime(p+4)] # _Bruno Berselli_, Jun 10 2014
%Y Cf. A007510, A140546.
%K nonn
%O 1,1
%A _JuriStepan Gerasimov_, May 28 2014
