280816201

Properties

Appears in sequences

• Swinging primes: primes which are within 1 of a swinging factorial (A056040).at n=18A163074
• Primes of the form k$ + 1. Here '$' denotes the swinging factorial function (A056040).at n=9A163075
• a(n) = (n/2)*binomial(2*n, n) + 1.at n=14A289719
• Prime numbersat n=15268103