A220870 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).

1, 34, 12190, 2326760, 527889422, 114411435032, 25111681648122, 5492577770367562, 1202536689448371122, 263209502307938563332, 57615414908836236372072, 12611480741795288044400788, 2760554277959548230135794572, 604262547591999576093481473784

Offset: 0

Author

N. J. A. Sloane, Dec 27 2012

Keywords

• nonn

Links

• Alois P. Heinz, Table of n, a(n) for n = 0..200
• S. Butler and S. Osborne, Counting tilings by taking walks, 2012.

Crossrefs

Cf. A063652, A220869.

Extensions

More terms from Alois P. Heinz, Jun 06 2013