References to A054854

Number of ways to tile a 4 X n region with 1 X 1 and 2 X 2 tiles.
1, 1, 5, 11, 35, 93, 269, 747, 2115, 5933, 16717, 47003, 132291, 372157, 1047181


1 seqfan posts

Wed Dec 29 23:59:26 CET 2010    [seqfan] Tiling and Diagonal Sums

Index of A-numbers in seqfan: by ascending order    by month    by frequency    by keyword
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