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A179717
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Number of permutations of 1..n with the sequence of sums of 3 adjacent elements having exactly 2 maxima
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0
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0, 30, 360, 2940, 24640, 211680, 1789200, 15222900, 131670000, 1153872720, 10247485248
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OFFSET
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4,2
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LINKS
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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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