A219951 Number of tilings of a 10 X n rectangle using right trominoes and 2 X 2 tiles.

1, 0, 25, 32, 1426, 8120, 212926, 2175992, 45081311, 628801280, 11112714624, 173179768136, 2908344290540, 46894928400912, 774211745673930, 12617601589397384, 207178457948099771, 3387766419366893632, 55527737283695335309, 908939402189646871904

Offset

0,3

Links

Alois P. Heinz, Table of n, a(n) for n = 0..250

Crossrefs

Column k=10 of A219946.

Sequence in context: A035140 A050694 A107608 * A209333 A131610 A211466

Adjacent sequences: A219948 A219949 A219950 * A219952 A219953 A219954

Keyword

nonn

Author

Alois P. Heinz, Dec 01 2012

Status

approved