A270069 Number of tilings of a 9 X n rectangle using monominoes and trominoes of any shape.

1, 19, 13413, 5952243, 2626057921, 1162378878394, 517174361985073, 229681994753502100, 101965922336345576219, 45283517791861200639757, 20109634299824273864511862, 8930062817269356408791188106, 3965614916098256915340694883017, 1761030770921730133912679646624228

Offset: 0

Author

Alois P. Heinz, Mar 09 2016

Keywords

• nonn

Links

• Alois P. Heinz, Table of n, a(n) for n = 0..200
• Wikipedia, Tromino

Crossrefs

Column k=9 of A270061.