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A049288
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Number of nonisomorphic circulant tournaments, i.e., Cayley tournaments for cyclic group of order 2n-1.
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8
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1, 1, 1, 2, 3, 4, 6, 16, 16, 30, 88, 94, 205, 457, 586, 1096, 3280, 5472, 7286, 21856, 26216, 49940, 174848, 182362, 399472, 1048576, 1290556, 3355456, 7456600, 9256396, 17895736, 59654816, 89478656, 130150588, 390451576, 490853416, 954437292
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OFFSET
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1,4
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COMMENTS
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Further values for prime-squared orders can be found in A038789.
There is an easy formula for prime orders. Formulae are also known for squarefree and prime-squared orders.
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LINKS
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FORMULA
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CROSSREFS
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KEYWORD
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nonn,nice
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AUTHOR
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EXTENSIONS
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STATUS
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approved
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