OFFSET
1,4
MATHEMATICA
Table[Sum[Floor[k*Sqrt[n]], {k, 1, Floor[Sqrt[n]]}], {n, 1, 75}] (* Stefan Steinerberger, Sep 18 2007 *)
CROSSREFS
KEYWORD
nonn
AUTHOR
Leroy Quet, Sep 16 2007
EXTENSIONS
More terms from Stefan Steinerberger, Sep 18 2007
STATUS
approved