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A147922
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Number of permutations of floor(i*8/7), i=0..n-1, with all sums of two adjacent terms unique.
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0
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1, 2, 6, 16, 54, 232, 1132, 7628, 50462, 382076, 2944618, 24671640, 216525368, 2053251888, 23564654276, 271943000896
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