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A152328
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Number of permutations of floor(i*9/4), i=0..n-1, with all sums of 3 adjacent terms unique.
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0
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1, 2, 6, 24, 112, 604, 3688, 27200, 231030, 1936958, 17801198, 187809048, 2272871788, 26912083350, 336583458898, 4721793229416
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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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