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Search: id:A162067
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| A162067 |
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Number of nXn binary arrays with rows and columns, considered as graycode numbers, in nondecreasing order, and no more than 3 ones in any row or column |
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+0
1
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| 2, 8, 58, 613, 9511, 203053, 5614678, 193036007, 8017330815, 393653653238
(list; graph; listen)
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