861224

Appears in sequences

• Mean integral quotients associated with A048753.at n=35A048754
• Kekulé numbers for certain benzenoids.at n=11A108680
• Let df(n,k) = Product_{i=0..k-1} (n-i) be the descending factorial and let P(m,n) = df(n-1,m-1)^2*(2*n-m)/((m-1)!*m!). Sequence gives P(4,n).at n=14A132458