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A119862 Smallest number not yet used that is either a divisor or multiple of both n and a(n-1). +0
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1, 2, 6, 12, 60, 3, 21, 168, 504, 2520, 27720, 4, 52, 364, 5460, 21840, 371280, 1113840, 21162960, 5, 105, 2310, 53130, 212520, 1062600, 13813800, 124324200, 7, 203, 6090, 188790, 3020640, 33227040, 564859680, 35, 1260, 46620, 885780, 11515140, 10, 410 (list; graph; listen)
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Last modified December 20 00:58 EST 2009. Contains 171054 sequences.


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