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A374154
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Number of domino tilings of the order n Aztec diamond which are diagonally and antidiagonally symmetric.
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1
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1, 2, 4, 10, 28, 96, 384, 1848, 10432, 70560, 564224, 5386080
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internal format)
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OFFSET
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0,2
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LINKS
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FORMULA
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Finding a closed-form formula for a(n) is an open problem.
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CROSSREFS
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KEYWORD
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nonn,more
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AUTHOR
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STATUS
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approved
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