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Search: id:A062164
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| A062164 |
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Number of ways of placing n nonattacking (normal) queens on n X n board, solutions congruent on the torus count only once. |
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3
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| 1, 0, 0, 1, 1, 1, 3, 6, 20, 40, 191, 953, 4604, 24660, 158466, 1009395
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