41834

Appears in sequences

• Which composite number is n^n ?: a(n) = k such that A002808(k) = n^n, or 0 if n^n is not composite.at n=5A065895
• Number of possible column states for self-avoiding polygons in a slit of width n.at n=11A140662
• Number of Dyck paths of semilength n such that no positive level has fewer than six peaks.at n=18A288682
• Triangle read by rows: T(n,k) is the total number of humps with height k in all Motzkin paths of order n, n >= 2 and 1 <= k <= n/2.at n=36A379838