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A360389
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The orders of 4-transitive permutation groups.
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1
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24, 120, 360, 720, 2520, 5040, 7920, 20160, 40320, 95040, 181440, 362880, 1814400, 3628800, 10200960, 19958400, 39916800, 239500800, 244823040, 479001600, 3113510400, 6227020800, 43589145600, 87178291200, 653837184000, 1307674368000
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OFFSET
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1,1
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COMMENTS
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The 4-transitive permutation groups are either: 1) symmetric groups of degree k for k >= 4, with order k! = A000142(k); 2) alternating groups of degree k for k >= 6, with order k!/2 = A001710(k); or 3) Mathieu groups of degree 11, 12, 23, or 24, with order A001228(k), where k = 1, 2, 6, or 9 respectively.
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CROSSREFS
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KEYWORD
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nonn
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AUTHOR
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STATUS
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approved
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