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 A226544 Number of tilings of a 10 X n rectangle using 1 X 1 squares and L-tiles. 2
 1, 1, 89, 1278, 33636, 715072, 16350693, 364647622, 8201909757, 183947396032, 4129523869606, 92675094208964, 2080048909984067, 46684042670495080, 1047776070980376086, 23516183336037445861, 527795545850035568780, 11845801476106616135344 (list; graph; refs; listen; history; text; internal format)
 OFFSET 0,3 COMMENTS An L-tile is a 2 X 2 square with the upper right 1 X 1 subsquare removed and no rotations are allowed. LINKS Alois P. Heinz, Table of n, a(n) for n = 0..500 Alois P. Heinz, G.f. for A226544 CROSSREFS Column k=10 of A226444. Sequence in context: A183321 A264253 A219929 * A220566 A301955 A241635 Adjacent sequences: A226541 A226542 A226543 * A226545 A226546 A226547 KEYWORD nonn AUTHOR Alois P. Heinz, Jun 10 2013 STATUS approved

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Last modified December 9 13:48 EST 2023. Contains 367691 sequences. (Running on oeis4.)