39362

Appears in sequences

• Number of mirror-symmetrical edge-rooted tree-like octagonal systems.at n=12A036759
• 3^(n-1)(n+3)/2-(n-1)/2.at n=9A087448
• Number of partitions of n containing no part i of multiplicity i-1.at n=43A277102
• Number of configurations of the 7 X 2 variant of the sliding block 15-puzzle that require a minimum of n moves to be reached, starting with the empty square in one of the corners.at n=20A346736
• a(n) = Sum_{k=0..floor(n/2)} 2^(n-2*k) * binomial(k,n-2*k)^2.at n=19A387515