309493

Properties

Appears in sequences

• Denominators of continued fraction convergents to sqrt(502).at n=9A041959
• Primes p with f(p), f(f(p)), f(f(f(p))), f(f(f(f(p)))) all prime, where f(n) = prime(n) - n + 1.at n=13A235935
• Number of nX3 0..1 arrays with no 1 equal to more than four of its king-move neighbors, with the exception of exactly two elements.at n=6A282372
• Number of nX7 0..1 arrays with no 1 equal to more than four of its king-move neighbors, with the exception of exactly two elements.at n=2A282376
• T(n,k)=Number of nXk 0..1 arrays with no 1 equal to more than four of its king-move neighbors, with the exception of exactly two elements.at n=38A282377
• T(n,k)=Number of nXk 0..1 arrays with no 1 equal to more than four of its king-move neighbors, with the exception of exactly two elements.at n=42A282377
• Prime numbersat n=26764