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A152387
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Number of permutations of floor(i*9/8), i=0..n-1, with all sums of 6 adjacent terms unique.
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0
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1, 2, 6, 24, 120, 720, 5040, 36096, 290976, 2536032, 24291184, 246261152, 2795379016, 33393132076, 430378548546, 5852810700688
(list; graph; refs; listen; history; internal format)
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