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Search: id:A133556
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| A133556 |
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Number of n X n binary matrices with every 1 diagonally or anti-diagonally adjacent to some 0. |
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1
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| 1, 9, 187, 11881, 3720993, 4652194849, 21048197450115, 362982575751004609, 24187438805159042241345, 6154694340999818634869088969, 5974124007380479364088559506443355
(list; graph; listen)
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