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A152324
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Number of permutations of floor(i*7/6), 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, 96, 520, 3084, 20712, 148184, 1207076, 10350164, 98187296, 1025470092, 11481572034, 135075238176, 1690000587626
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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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