OFFSET
1,2
EXAMPLE
a(6) = 6*3*2*2*1*1 = 72.
MATHEMATICA
Table[Product[Floor[n/k+1/2], {k, n}], {n, 30}] (* Harvey P. Dale, Feb 15 2015 *)
CROSSREFS
KEYWORD
nonn
AUTHOR
Clark Kimberling, Sep 29 2002
STATUS
approved