151337

Properties

Appears in sequences

• a(n) = 12*a(n-2) - 25*a(n-4) with initial terms 1,6,17,47.at n=10A083334
• Primes p such that p + 2, p + 6, and the concatenation p (p+2) (p+6) is prime.at n=26A174858
• Values of q in A176983.at n=24A177831
• a(1)=5; thereafter a(2n) = nextprime(a(2n-1)^2), a(2n+1) = nextprime(floor(2*a(2n)/(a(2n-1) + 1))) where nextprime(.) is A007918(.).at n=13A181616
• Primes of the form p^2 + 16 where p is prime.at n=15A321890
• Prime numbersat n=13961