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 A164028 The n-th composite minus 3. 1
 1, 3, 5, 6, 7, 9, 11, 12, 13, 15, 17, 18, 19, 21, 22, 23, 24, 25, 27, 29, 30, 31, 32, 33, 35, 36, 37, 39, 41, 42, 43, 45, 46, 47, 48, 49, 51, 52, 53, 54, 55, 57, 59, 60, 61, 62, 63, 65, 66, 67, 69, 71, 72, 73, 74, 75, 77, 78, 79, 81, 82, 83, 84, 85, 87, 88, 89, 90, 91, 92, 93 (list; graph; refs; listen; history; text; internal format)
 OFFSET 1,2 LINKS G. C. Greubel, Table of n, a(n) for n = 1..5000 FORMULA a(n) = A002808(n) - 3. EXAMPLE a(1)=4-3=1. a(2)=6-3=3. a(3)=8-3=5. a(4)=6(=9-3). MATHEMATICA Select[Range[100], CompositeQ]-3 (* Harvey P. Dale, Oct 04 2015 *) PROG (PARI) lista(nn) = forcomposite(n=1, nn, print1(n-3, ", ")); \\ Michel Marcus, Sep 08 2017 CROSSREFS Cf. A002808, A040976. Sequence in context: A321321 A154611 A189669 * A301729 A047273 A232744 Adjacent sequences:  A164025 A164026 A164027 * A164029 A164030 A164031 KEYWORD nonn,easy AUTHOR Juri-Stepan Gerasimov, Aug 08 2009 EXTENSIONS Entries checked by R. J. Mathar, Aug 11 2009 STATUS approved

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Last modified January 20 21:36 EST 2019. Contains 319336 sequences. (Running on oeis4.)