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A068545
Numbers n such that n*tau(n)>3*prime(n).
1
180, 240, 360, 420, 480, 504, 540, 600, 630, 660, 672, 720, 756, 780, 792, 840, 864, 900, 924, 936, 960, 990, 1008, 1020, 1050, 1056, 1080, 1200, 1260, 1296, 1320, 1344, 1440, 1512, 1560, 1584, 1620, 1680, 1728, 1764, 1800, 1848, 1872, 1890, 1920, 1980
OFFSET
1,1
CROSSREFS
Sequence in context: A253393 A260265 A117551 * A068403 A291457 A329189
KEYWORD
easy,nonn
AUTHOR
Benoit Cloitre, Mar 22 2002
STATUS
approved