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A068350
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Numbers n such that n*tau(n)>prime(2*n) where tau(n)=A000005(n).
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1
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60, 72, 84, 90, 120, 144, 168, 180, 192, 210, 216, 240, 252, 264, 270, 280, 288, 300, 312, 324, 330, 336, 360, 378, 384, 390, 396, 408, 420, 432, 440, 450, 456, 462, 468, 480, 504, 510, 520, 528, 540, 560, 576, 588, 600, 612, 624, 630, 648, 660, 672, 684
(list; graph; refs; listen; history; internal format)
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