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A106543 Composite numbers that are not perfect powers. 0
6, 10, 12, 14, 15, 18, 20, 21, 22, 24, 26, 28, 30, 33, 34, 35, 38, 39, 40, 42, 44, 45, 46, 48, 50, 51, 52, 54, 55, 56, 57, 58, 60, 62, 63, 65, 66, 68, 69, 70, 72, 74, 75, 76, 77, 78, 80, 82, 84, 85, 86, 87, 88, 90, 91, 92, 93, 94, 95, 96, 98, 99, 102, 104, 105, 106 (list; graph; refs; listen; history; internal format)
OFFSET

1,1

FORMULA

a(n) = n + O(n/log n). [Charles R Greathouse IV, Oct 03 2011]

CROSSREFS

Cf. A105642, A007916, A089229.

Sequence in context: A064040 A168638 A024619 * A007774 A030231 A056760

Adjacent sequences:  A106540 A106541 A106542 * A106544 A106545 A106546

KEYWORD

easy,nonn

AUTHOR

Alexandre Wajnberg (alexandre.wajnberg(AT)ulb.ac.be), May 08 2005

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Last modified February 16 13:48 EST 2012. Contains 205921 sequences.