133669

Properties

Appears in sequences

• Number of permutations of [n] in which the longest increasing run has length 5.at n=9A000456
• Triangle read by rows: T(n,k) (n>=1; 1<=k<=n) is the number of permutations of [n] in which the longest increasing run has length k.at n=49A008304
• Number of permutations of [2n] in which the longest increasing run has length n.at n=5A230341
• Primes of the form sigma(k) + product of divisors of k.at n=38A260108
• Value of prime number D for incrementally largest values of minimal y satisfying the equation x^2 - D*y^2 = 3.at n=38A336796
• Prime numbersat n=12470