OFFSET
1,4
LINKS
Harvey P. Dale, Table of n, a(n) for n = 1..423
EXAMPLE
For n=6, the range (7,12) contains three composite numbers 8,9,10 whose product is a(6) = 720.
MATHEMATICA
Table[Times@@Select[Range[n+2, 2n-1], CompositeQ], {n, 30}] (* Requires Mathematica version 10 or later *) (* Harvey P. Dale, Sep 14 2018 *)
CROSSREFS
KEYWORD
nonn
AUTHOR
N. J. A. Sloane, Feb 26 2014
STATUS
approved