The OEIS is supported by the many generous donors to the OEIS Foundation.

 Hints (Greetings from The On-Line Encyclopedia of Integer Sequences!)
 A085914 Group the natural numbers so that the product of the terms of the n-th group is divisible by n!: (1),(2),(3,4),(5,6,7,8),(9,10,11,12),(13,14,15,16,17,18),(19,20,21,22,23,24),... Sequence contains the number of terms in each group. 4
 1, 1, 2, 4, 4, 6, 6, 8, 8, 10, 10, 12, 12, 14, 14, 16, 16, 18, 18, 20, 20, 22, 22, 24, 24, 26, 26, 28, 28, 30, 30, 32, 32, 34, 34, 36, 36, 38, 38, 40, 40, 42, 42, 44, 44, 46, 46, 48, 48, 50, 50, 52, 52, 54, 54, 56, 56, 58, 58, 58, 58, 62, 63, 63, 62, 66, 64, 68, 68, 68, 70, 66 (list; graph; refs; listen; history; text; internal format)
 OFFSET 1,3 COMMENTS a(n) <= n. This sequence may be related to the smoothing sequence suggested in A138023. - Enoch Haga, Feb 28 2008 LINKS Alois P. Heinz, Table of n, a(n) for n = 1..1000 CROSSREFS Cf. A085912, A085913, A085915. Cf. A138023. Sequence in context: A111650 A156686 A210466 * A211390 A014684 A113638 Adjacent sequences: A085911 A085912 A085913 * A085915 A085916 A085917 KEYWORD nonn AUTHOR Amarnath Murthy and Meenakshi Srikanth (menakan_s(AT)yahoo.com), Jul 10 2003 EXTENSIONS More terms from Ray Chandler, Sep 15 2003 STATUS approved

Lookup | Welcome | Wiki | Register | Music | Plot 2 | Demos | Index | Browse | More | WebCam
Contribute new seq. or comment | Format | Style Sheet | Transforms | Superseeker | Recents
The OEIS Community | Maintained by The OEIS Foundation Inc.

Last modified January 27 10:42 EST 2023. Contains 359838 sequences. (Running on oeis4.)