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A221841
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Number of ways to dissect a square into n squares up to symmetry.
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2
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1, 0, 0, 1, 0, 1, 2, 6, 16, 56, 183, 657, 2277, 8813, 34178, 137578, 558734, 2285694
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OFFSET
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1,7
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LINKS
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EXAMPLE
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For n = 7 there are a(7) = 2 ways:
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CROSSREFS
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KEYWORD
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nonn,nice,more
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AUTHOR
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EXTENSIONS
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STATUS
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approved
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