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A270068 Number of tilings of an 8 X n rectangle using monominoes and trominoes of any shape. 2
1, 13, 4287, 940916, 204383373, 44538604036, 9756894398324, 2133436326533143, 466326405037190729, 101965922336345576219, 22294594753523459270694, 4874505512330163994345181, 1065778806957316983452583926, 233025803338941141247495062594 (list; graph; refs; listen; history; text; internal format)
OFFSET
0,2
LINKS
Wikipedia, Tromino
CROSSREFS
Column k=8 of A270061.
Sequence in context: A068532 A182348 A094316 * A174310 A362659 A057842
KEYWORD
nonn
AUTHOR
Alois P. Heinz, Mar 09 2016
STATUS
approved

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Last modified April 22 02:54 EDT 2024. Contains 371887 sequences. (Running on oeis4.)