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A003418 a(0) = 1; for n >= 1, a(n) = least common multiple (or lcm) of {1, 2, ..., n}.
(Formerly M1590)
+0
167
1, 1, 2, 6, 12, 60, 60, 420, 840, 2520, 2520, 27720, 27720, 360360, 360360, 360360, 720720, 12252240, 12252240, 232792560, 232792560, 232792560, 232792560, 5354228880, 5354228880, 26771144400, 26771144400, 80313433200, 80313433200 (list; graph; listen)
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Last modified November 25 20:09 EST 2009. Contains 167514 sequences.


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