3625549353

Appears in sequences

• Square array T(M,N) read by antidiagonals: number of dimer tilings of a 2*M X 2*N Moebius strip.at n=50A103997
• Number of dimer tilings of a 2*n x 10 Moebius strip.at n=4A334181
• Triangle read by rows: T(m, n) is the number of symmetric recurrent sandpiles on an m X n grid (m >= 0, 0 <= n <= m).at n=53A348566