738738

Appears in sequences

• a(n) is the number of Dyck paths of semilength n+6 having its first peak at height n+1.at n=32A005557
• a(n) = C(2^n + 2*n + 1, n)*(2^n + 1)/(2^n + 2*n + 1); a(n) = coefficient of x^n in Catalan(x)^(2^n+1).at n=5A136551
• Number of ordered set partitions of [n] with nondecreasing block sizes and maximal block size equal to ten.at n=5A272500
• Triangle read by rows: T(n,k) = number of partitions of genus 2 of n elements with k parts (n >= 6, 2 <= k <= n-4).at n=34A297178