OFFSET
0,2
LINKS
Vincenzo Librandi, Table of n, a(n) for n = 0..10000
MATHEMATICA
Ceiling[Sqrt[7]Range[0, 60]] (* Harvey P. Dale, May 12 2016 *)
PROG
(Magma) [Ceiling(n*Sqrt(7)): n in [0..60]]
CROSSREFS
KEYWORD
nonn
AUTHOR
Vincenzo Librandi, Oct 24 2011
STATUS
approved