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A001284
Numbers of form m*k with m+1 <= k <= 2m-1.
+0
1
6, 12, 15, 20, 24, 28, 30, 35, 40, 42, 45, 48, 54, 56, 60, 63, 66, 70, 72, 77, 80, 84, 88, 90, 91, 96, 99, 104, 108, 110, 112, 117, 120, 126, 130, 132, 135, 140, 143, 144, 150, 153, 154, 156
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Maintained by
N. J. A. Sloane
(
njas@research.att.com
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Last modified December 2 11:54 EST 2009. Contains 167921 sequences.
AT&T Labs Research
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