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A219992 Number of tilings of a 9 X n rectangle using dominoes and right trominoes. 2
1, 0, 569, 26676, 3962734, 342302244, 37873593799, 3704964324320, 385840008972355, 38896105985522272, 3988620629294917699, 405324462894583579568, 41388678831664101508625, 4215380264404938792346540, 429927047644440948315400804, 43815601312259648266416292348 (list; graph; refs; listen; history; text; internal format)
OFFSET

0,3

LINKS

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

CROSSREFS

Column k=9 of A219987.

Sequence in context: A103818 A240715 A263708 * A221218 A252465 A252473

Adjacent sequences:  A219989 A219990 A219991 * A219993 A219994 A219995

KEYWORD

nonn

AUTHOR

Alois P. Heinz, Dec 02 2012

STATUS

approved

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Last modified August 8 12:30 EDT 2022. Contains 356009 sequences. (Running on oeis4.)