OFFSET
0,2
LINKS
Vincenzo Librandi, Table of n, a(n) for n = 0..1000 (indices changed and term 1000 added by Ivan Panchenko)
MATHEMATICA
Table[Ceiling[Pi Sqrt[n]], {n, 0, 100}] (* Vincenzo Librandi, Feb 21 2013 *)
CROSSREFS
KEYWORD
nonn,easy
AUTHOR
Mohammad K. Azarian, Aug 30 2006
EXTENSIONS
Offset corrected by Ivan Panchenko, Nov 13 2013
STATUS
approved