258584046368
domain: N
Appears in sequences
- Number of domino tilings (or dimer coverings) of a 2n X 2n square.at n=5A004003
- Number of perfect matchings in graph P_{10} X P_{n}.at n=10A028472
- Number of dimer coverings on n X n square if n is even; number of dimer arrangements with exactly one monomer if n is odd.at n=10A137308
- Triangle T(m,n) read by rows: number of domino tilings of the m X n grid (0 <= m <= n).at n=65A187616
- Triangle T(m,n) read by rows: number of domino tilings of the 2m X 2n grid (0 <= m <= n).at n=20A187618
- Number of domino tilings of the n X n grid with upper left corner removed iff n is odd.at n=10A189002