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A152352
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Number of permutations of floor(i*4/3), i=0..n-1, with all sums of 5 adjacent terms unique.
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0
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1, 2, 6, 24, 120, 720, 4656, 32952, 262464, 2379072, 21819048, 230467552, 2657778688, 31820272200, 412752172838, 5776743687880
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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
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AUTHOR
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STATUS
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approved
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