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Search: id:A162062
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| A162062 |
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Number of nXn symmetric binary arrays with rows, considered as graycode numbers, in nondecreasing order, and no more than 7 ones in any row or column |
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1
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| 2, 6, 18, 100, 794, 11268, 264083, 10769600, 713951303, 72018421871, 10336964079379, 1993158443643362
(list; graph; listen)
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