527889422

Appears in sequences

• Number of ways to tile an 8 X n rectangle with 1 X 1, 1 X 2 and 2 X 2 tiles (i.e., monomers, dominoes and squares).at n=4A220870
• Triangle read by rows: T(n,k) = number of tilings of a n X k rectangle using 2 X 2 and 1 X 1 tiles and dominoes, n >= 0, k = 0..n.at n=40A352589
• Number of tilings of a 4 X n rectangle using 2 X 2 and 1 X 1 tiles and dominoes.at n=8A352590