434657

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=32A103997
• Triangle read by rows: order of all-2s configuration on the n X k sandpile grid graph.at n=26A256045
• Number of dimer tilings of a 2*n x 8 Moebius strip.at n=3A334180
• 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=34A348566