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A071140 Sum of distinct primes dividing n is divisible by largest prime dividing n; n is neither a prime, nor a true power of prime. +0
3
30, 60, 70, 90, 120, 140, 150, 180, 240, 270, 280, 286, 300, 350, 360, 450, 480, 490, 540, 560, 572, 600, 646, 700, 720, 750, 810, 900, 960, 980, 1080, 1120, 1144, 1200, 1292, 1350, 1400, 1440, 1500, 1620, 1750, 1798, 1800, 1920, 1960, 2160, 2240, 2250 (list; graph; listen)
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Last modified December 9 14:43 EST 2009. Contains 170430 sequences.


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