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A068544 Numbers n such that n*tau(n) > 2*prime(n). 0
24, 30, 36, 48, 60, 72, 84, 90, 96, 108, 120, 126, 132, 140, 144, 150, 156, 160, 168, 180, 192, 210, 216, 240, 252, 264, 270, 280, 288, 300, 312, 320, 324, 330, 336, 360, 378, 384, 390, 396, 400, 408, 420, 432, 440, 450, 456, 462, 468, 480, 504, 510, 520 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,1

LINKS

Table of n, a(n) for n=1..53.

CROSSREFS

Sequence in context: A230195 A098030 A290451 * A284174 A292982 A109797

Adjacent sequences:  A068541 A068542 A068543 * A068545 A068546 A068547

KEYWORD

easy,nonn

AUTHOR

Benoit Cloitre, Mar 22 2002

STATUS

approved

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Last modified February 29 03:18 EST 2020. Contains 332353 sequences. (Running on oeis4.)