816401

Properties

Appears in sequences

• Number of ways to partition n labeled elements into sets of different sizes of at least 2 and order the sets.at n=13A032013
• Expansion of (1+3*x)/(1-2*x-7*x^2).at n=10A096980
• Triangle read by rows: T(n, k) is the number of permutations of size n that require exactly k iterations of the pop-stack sorting map to reach the identity, for n >= 1, 0 <= k <= n-1.at n=51A359413
• Prime numbersat n=65152