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A116532
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Number of singular n X n rational {0,1}-matrices with no zero rows or columns and with all rows distinct, up to permutation of rows.
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17
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OFFSET
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1,3
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LINKS
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FORMULA
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CROSSREFS
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Binary matrices with distinct rows and columns, various versions: A059202, A088309, A088310, A088616, A089673, A089674, A093466, A094000, A094223, A116532, A116539, A181230, A259763
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KEYWORD
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more,nonn
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AUTHOR
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STATUS
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approved
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