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Search: id:A018807
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| A018807 |
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Number of ways to place n^2 nonattacking kings on 2n X 2n chessboard. |
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| 4, 79, 3600, 281571, 32572756, 5109144543, 1027533353168, 254977173389319, 75925129079783308, 26568150968269086211, 10749154284380665611224
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