207497

Properties

Appears in sequences

• Number of ways to reciprocally link elements of an n X 5 array either to themselves or to exactly two horizontal and antidiagonal neighbors, without consecutive collinear links.at n=11A220705
• Primes p such that p+j, p+k, q+j, q+k are all prime, where q is the next prime after p, j = p mod A007953(q) and k = q mod A007953(p).at n=3A341326
• Prime numbersat n=18591