OFFSET
1,2
FORMULA
a(n) = floor(n^3*(1-Pi/6)).
EXAMPLE
a(7)=163 because 163=floor(7^3*(1-Pi/6)).
MATHEMATICA
Table[Floor[n^3 (1-\[Pi]/6)], {n, 40}] (* Harvey P. Dale, Apr 24 2011 *)
CROSSREFS
KEYWORD
nonn
AUTHOR
seiringer.flor(AT)eudoramail.com, Oct 18 2000
EXTENSIONS
Edited by James A. Sellers, Oct 20 2000
STATUS
approved