A287999 Number of tilings of a stackable 8 sphinx tile shape.

2, 20, 190, 1896, 19950, 221720, 2596498, 31839772

Offset

0,1

Comments

Long narrow frames such as these are a good place to search for small symmetric sphinx tiled shapes.

Links

Table of n, a(n) for n=0..7.

Craig Knecht, Example for sequence.

Craig Knecht, Sphinx tile classification.

Craig Knecht, Visual scan

Crossrefs

Cf. A279887.

Sequence in context: A125857 A226312 A171076 * A348886 A001078 A299865

Adjacent sequences: A287996 A287997 A287998 * A288000 A288001 A288002

Keyword

nonn,more

Author

Craig Knecht, Jun 04 2017

Status

approved