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A139550
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Least common multiple (or lcm) of {1, 2, ..., n/2}.
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4
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1, 1, 1, 1, 2, 2, 6, 6, 12, 12, 60, 60, 60, 60, 420, 420, 840, 840, 2520, 2520, 2520, 2520, 27720, 27720, 27720, 27720, 360360, 360360, 360360, 360360, 360360, 360360, 720720, 720720, 12252240, 12252240, 12252240, 12252240, 232792560, 232792560
(list; graph; refs; listen; history; internal format)
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