A359023 Number of inequivalent tilings of a 7 X n rectangle using integer-sided square tiles.

1, 1, 12, 39, 295, 1985, 15129, 56978, 861159, 6542578, 49828415

Offset

0,3

Links

Table of n, a(n) for n=0..10.

Crossrefs

Column k = 7 of A227690.

Sequences for fixed and free (inequivalent) tilings of m X n rectangles, for 2 <= m <= 10:

Fixed: A000045, A002478, A054856, A054857, A219925, A219926, A219927, A219928, A219929.

Free: A001224, A359019, A359020, A359021, A359022, A359023, A359024, A359025, A359026.

Sequence in context: A236267 A119094 A226348 * A139691 A292544 A345924

Adjacent sequences: A359020 A359021 A359022 * A359024 A359025 A359026

Keyword

nonn,more

Author

John Mason, Dec 12 2022

Status

approved