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A032786 Numbers n such that n(n+1)(n+2)...(n+15) / (n+(n+1)+(n+2)+...+(n+15)) is an integer. 0
0, 3, 5, 6, 9, 10, 12, 15, 17, 20, 24, 25, 30, 31, 33, 38, 42, 45, 51, 53, 55, 60, 64, 66, 75, 77, 80, 87, 90, 105, 108, 114, 115, 129, 130, 141, 150, 155, 168, 174, 180, 185, 195, 207, 213, 220, 240, 246, 255, 262, 276, 285, 295, 305, 311, 330, 339, 350, 357 (list; graph; refs; listen; history; text; internal format)
OFFSET

0,2

LINKS

Table of n, a(n) for n=0..58.

MATHEMATICA

Select[Range[0, 500], IntegerQ[Times@@Range[#, #+15]/Total[Range[ #, #+15]]]&] (* Harvey P. Dale, Sep 02 2016 *)

CROSSREFS

Cf. A032765-A032798.

Sequence in context: A080307 A001969 A075311 * A080309 A281746 A287162

Adjacent sequences:  A032783 A032784 A032785 * A032787 A032788 A032789

KEYWORD

nonn

AUTHOR

Patrick De Geest, May 15 1998

EXTENSIONS

Definition corrected by Harvey P. Dale, Sep 02 2016

STATUS

approved

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Last modified August 21 17:49 EDT 2017. Contains 290892 sequences.