176819

Properties

Appears in sequences

• Restricted permutations.at n=17A000382
• Primes of the form p^2 - p - 1, where p is prime.at n=28A091568
• Primes p=prime(i) of level (1,5), i.e., such that A118534(i) = prime(i-5).at n=18A118464
• Smaller of two consecutive prime numbers such that p1*p2*d - d = average of twin prime pairs, d (delta) = p2 - p1.at n=27A153378
• Primes of the form p^2 +3p + 1, where p is also a prime.at n=31A165944
• Primes p such that each of the numbers p^k for k=1..5 has exactly two 1s in its decimal representation.at n=19A175964
• Primes of the form pq + p + 1 where p < q are adjacent primes.at n=22A180932
• a(n) = (p_n + 1)*q_n - 1; where (p_n, q_n) is the n-th twin prime pair.at n=21A328493
• Prime numbersat n=16073