OFFSET
0,4
LINKS
Vincenzo Librandi, Table of n, a(n) for n = 0..1000
FORMULA
a(n) = A171970(n). [R. J. Mathar, Feb 05 2010]
MATHEMATICA
With[{c = Sqrt[3]/2}, Floor[c #] &/@ Range[0, 90]] (* Harvey P. Dale, Feb 07 2011 *)
PROG
(Magma) [Floor(n*Sqrt(3)/2): n in [0..80]]; // Vincenzo Librandi, Aug 01 2013
CROSSREFS
KEYWORD
nonn,easy
AUTHOR
Vincenzo Librandi, Feb 04 2010
STATUS
approved