106357

Properties

Appears in sequences

• Numbers k such that the continued fraction for sqrt(k) has odd period and if the last term of the periodic part is deleted the two central terms are both 72.at n=3A031660
• Primes p from A031924 such that A052180(primepi(p)) = 31.at n=30A052237
• a(n) is the least prime p, such that next_prime(2*p) - 2*p = 2*n - 1.at n=31A059846
• Number of n X 5 nonnegative integer arrays with each row and column increasing from zero by 0 or 1.at n=8A202753
• Primes of the form n^2 + 81.at n=31A256775
• Prime numbersat n=10138