45413

Properties

Appears in sequences

• Primes of the form 6n^2 - 1.at n=34A090686
• Prime septets of form k, k+2100, k+4200, k+6300, k+8400, k+10500, k+12600.at n=26A123107
• Number of ways to place zero or more nonadjacent 1,0 1,1 2,0 3,1 3,2 4,3 5,2 5,3 polyhexes in any orientation on a planar nXnXn triangular grid.at n=8A155412
• a(n) = 54*n^2 - 1.at n=28A158656
• Primes prime(k) such that the sum of the squares of digits of prime(k) equals the sum of the squares of digits of k.at n=18A193255
• Least prime p such that pi(p*n) = pi(q*n)^2 for some prime q, where pi(x) denotes the number of primes not exceeding x.at n=34A260140
• Prime numbersat n=4711