OFFSET
0,2
COMMENTS
First differences in A214860. - Philippe Deléham, Mar 09 2013
LINKS
Vincenzo Librandi, Table of n, a(n) for n = 0..10000
FORMULA
a(n+1) - a(n) = 1 or 2. Philippe Deléham, Mar 09 2013
MAPLE
a:=n->round(n*sqrt(3)): seq(a(n), n=0..80); # Muniru A Asiru, Sep 28 2018
MATHEMATICA
Round[Range[0, 70]Sqrt[3]] (* Harvey P. Dale, Mar 08 2013 *)
PROG
(Magma) [Round(n*Sqrt(3)): n in [0..60]]; // Vincenzo Librandi, Oct 22 2011
(PARI) vector(60, n, n--; round(n*sqrt(3))) \\ G. C. Greubel, Sep 28 2018
CROSSREFS
KEYWORD
nonn
AUTHOR
STATUS
approved