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A080569
a(n) is the first number in a run of at least n successive numbers, all having exactly 3 distinct prime factors.
+0
3
30, 230, 644, 1308, 2664, 6850, 10280, 39693, 44360, 48919, 218972, 526095, 526095, 526095, 17233173, 127890362, 29138958036, 146216247221
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Maintained by
N. J. A. Sloane
(
njas@research.att.com
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Last modified November 25 08:46 EST 2009. Contains 167481 sequences.
AT&T Labs Research
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