A220302 Number of ways to cut a 9 X n rectangle into rectangles with integer sides.

1, 256, 246098, 315981452, 445550465628, 648782777031100, 955411617212520670, 1412555471061355121760, 2091366508168264152856116, 3097923464622249063718465240, 4589736231595259523509695756270, 6800359836887612382212923755420792

Offset

0,2

Links

Alois P. Heinz, Table of n, a(n) for n = 0..100

David A. Klarner and Spyros S. Magliveras, The number of tilings of a block with blocks, European Journal of Combinatorics 9 (1988), 317-330.

Joshua Smith and Helena Verrill, On dividing rectangles into rectangles

Crossrefs

Column m=9 of A116694.

Sequence in context: A013997 A118056 A185563 * A013833 A100636 A369824

Adjacent sequences: A220299 A220300 A220301 * A220303 A220304 A220305

Keyword

nonn

Author

Alois P. Heinz, Dec 10 2012

Status

approved