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A283500
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Triangle read by rows: T(n,k) = number of n X n (0,1) matrices with at most k 1's in each row or column.
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4
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2, 7, 16, 34, 265, 512, 209, 7343, 41503, 65536, 1546, 304186, 6474726, 24997921, 33554432, 13327, 17525812, 1709852332, 21252557377, 57366997447, 68719476736, 130922, 1336221251, 702998475376, 34215495252681, 252540841305558, 505874809287625
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OFFSET
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1,1
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LINKS
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EXAMPLE
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Triangle begins:
2;
7, 16;
34, 265, 512;
209, 7343, 41503, 65536;
1546, 304186, 6474726, 24997921, 33554432;
13327, 17525812, 1709852332, 21252557377, 57366997447, 68719476736;
...
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CROSSREFS
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KEYWORD
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AUTHOR
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STATUS
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approved
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