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A152638
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Number of permutations of floor(i*7/5), i=0..n-1, with all sums of 7 adjacent terms unique.
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0
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1, 2, 6, 24, 120, 720, 5040, 40320, 341760, 3129408, 31267872, 336706304, 3892760640, 48256123072, 654140524488, 9444036425220
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OFFSET
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1,2
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LINKS
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CROSSREFS
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KEYWORD
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nonn,more
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AUTHOR
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STATUS
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approved
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