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Search: id:A058194
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| A058194 |
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n-rowed matrices with entries {0,1,2,3} and all row sums 3, up to row and column permutation. |
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1
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| 1, 3, 21, 162, 1636, 19977, 298416, 5300296, 110219750, 2639842989, 71859429837
(list; graph; listen)
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