A233294 Number of tilings of a 5 X 5 X n box using 5n bricks of shape 5 X 1 X 1.

1, 2, 4, 8, 16, 93, 668, 3440, 13728, 46252, 172577, 739002, 3417464, 15550336, 65956764, 271247405, 1119519052, 4726308568, 20348072952, 87598217268, 373660404281, 1581318625634, 6680851858676, 28326586367464, 120536842633616, 513461699313993

Offset

0,2

Links

Alois P. Heinz, Table of n, a(n) for n = 0..1000

Alois P. Heinz, G.f. for A233294

Formula

G.f.: see link above.

Crossrefs

Column k=5 of A233308.

Cf. A006253, A233289, A233291.

Sequence in context: A119490 A013174 A283195 * A287706 A287705 A098204

Adjacent sequences: A233291 A233292 A233293 * A233295 A233296 A233297

Keyword

nonn

Author

Alois P. Heinz, Dec 06 2013

Status

approved