56737

Properties

Appears in sequences

• Numbers n such that 2^n-th prime + 2^(n-1)-th prime + 1 is prime.at n=6A092244
• Lesser of two Pythagorean primes for which the Pythagorean triangles have the same area.at n=26A157184
• Primes of the form 2*n^2 + 78*n + 37.at n=25A217501
• Primes of form n^2 + 6561.at n=20A256837
• a(1) = 1 and thereafter a(n) = a(n-1) + j(n-1) where j(1) = 1 and then j(n) = j(n-1)-1 if a(n) is composite or j(n) = 2*j(n-1) if a(n) is prime.at n=48A382671
• Prime numbersat n=5753