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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 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,1

LINKS

Table of n, a(n) for n=1..46.

CROSSREFS

Sequence in context: A253393 A260265 A117551 * A068403 A291457 A329189

Adjacent sequences:  A068542 A068543 A068544 * A068546 A068547 A068548

KEYWORD

easy,nonn

AUTHOR

Benoit Cloitre, Mar 22 2002

STATUS

approved

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Last modified February 25 22:37 EST 2021. Contains 341618 sequences. (Running on oeis4.)