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Search: id:A147929
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| A147929 |
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Number of permutations of floor(i*7/5), i=0..n-1, with all sums of two and three adjacent terms respectively unique. |
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1
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| 1, 2, 6, 24, 74, 372, 1764, 9716, 58126, 350576, 2659814, 19804322, 164438708, 1469635802, 13218536446, 141134619260
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