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A171241 Numbers n such that (number of prime divisors of n > 3) = 3. 0
8, 12, 18, 27, 40, 56, 60, 84, 88, 90, 104, 126, 132, 135, 136, 152, 156, 184, 189, 198, 200, 204, 228, 232, 234, 248, 276, 280, 296, 297, 300, 306, 328, 342, 344, 348, 351, 372, 376, 392, 414, 420, 424, 440, 444, 450, 459, 472, 488, 492, 513, 516, 520, 522 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,1

LINKS

Table of n, a(n) for n=1..54.

FORMULA

A169611(a(n))=3.

CROSSREFS

Cf. A169611, A171126.

Sequence in context: A028393 A066681 A276403 * A120137 A274951 A033477

Adjacent sequences:  A171238 A171239 A171240 * A171242 A171243 A171244

KEYWORD

nonn

AUTHOR

Juri-Stepan Gerasimov, Dec 05 2009

EXTENSIONS

Corrected (200, 232, 280 inserted) and extended by R. J. Mathar, Jun 04 2010

STATUS

approved

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Last modified March 24 01:20 EDT 2019. Contains 321444 sequences. (Running on oeis4.)