158753814

Appears in sequences

• Number of ways to partition an n X 7 grid into 7 connected equal-area regions.at n=6A167255
• The number of ways to dissect an n X n square into polyominoes of size n.at n=6A172477
• Number of tilings of a 7 X n rectangle with n heptominoes of any shape.at n=7A174251
• Irregular triangle read by rows: T(n,k) (n >= 1, 1 <= k <= n^2) is the number of ways to tile an n X n chessboard with k rook-connected polyominoes of equal area.at n=97A348452
• Irregular triangle read by rows: T(n,k) (n >= 1, 1 <= k <= number of divisors of n^2) is the number of ways to tile an n X n chessboard with d_k rook-connected polyominoes of equal area, where d_k is the k-th divisor of n^2.at n=25A348453
• Irregular triangle read by rows: T(n,k) (n >= 1, 1 <= k <= n^2) is the number of ways to tile an n X n chessboard with rook-connected polyominoes of area k.at n=97A348454
• Irregular triangle read by rows: T(n,k) (n >= 1, 1 <= k <= number of divisors of n^2) is the number of ways to tile an n X n chessboard with rook-connected polyominoes of area d_k, where d_k is the k-th divisor of n^2.at n=25A348455