72661

Properties

Appears in sequences

• Smallest prime p such that first n primes (p_1=2, ..., p_n) are 7th power residues mod p.at n=2A002227
• a(n) = n-th smallest prime congruent to 1 modulo prime(n).at n=39A234387
• Primes p with P(p-1) also prime, where P(.) is the partition function (A000041).at n=28A234569
• n-th prime p such that (p+n)^2+n is prime but (p+j)^2+j is not prime for all 0<j<n.at n=22A238663
• Primes of form n^2 + 28561.at n=30A256841
• a(n) = f(n,n) where f(m,n) = max(m,n) if m < 2 or n < 2; f(m,n) = f(m-1,n-1) + f(m-1,n-2) + f(m-2,n-1) otherwise. Diagonal of A342859.at n=14A342600
• Prime numbersat n=7185