A219928 Number of tilings of a 9 X n rectangle using integer-sided square tiles.

1, 1, 55, 595, 9028, 127707, 1830234, 26160354, 374285478, 5353011036, 76569060586, 1095191883209, 15665062073662, 224064344818735, 3204894379079451, 45841053844805851, 655685372871482854, 9378564896063570084, 134145862914757375163, 1918749051397966520006

Offset

0,3

Links

Alois P. Heinz, Table of n, a(n) for n = 0..300

Crossrefs

Column k=9 of A219924.

Cf. A226552.

Sequence in context: A119170 A119228 A119226 * A226543 A213341 A132155

Adjacent sequences: A219925 A219926 A219927 * A219929 A219930 A219931

Keyword

nonn

Author

Alois P. Heinz, Dec 01 2012

Status

approved