151817

Properties

Appears in sequences

• Number of tilings of a 4 X n board with 1 X 1 and L-shaped tiles (where the L-shaped tiles cover 3 squares).at n=6A127870
• Number A(n,k) of tilings of a k X n rectangle using right trominoes and 1 X 1 tiles; square array A(n,k), n>=0, k>=0, read by antidiagonals.at n=59A220054
• Number A(n,k) of tilings of a k X n rectangle using right trominoes and 1 X 1 tiles; square array A(n,k), n>=0, k>=0, read by antidiagonals.at n=61A220054
• Number of tilings of a 6 X n rectangle using right trominoes and 1 X 1 tiles.at n=4A220056
• Prime numbersat n=14010