%I #11 Sep 08 2022 08:44:43

%S 1,4,12,42,144,499,1728,5986,20736,71832,248832,861980,2985984,

%T 10343752,35831808,124125024,429981696,1489500288,5159780352,

%U 17874003452,61917364224,214488041414,743008370688

%N Powers of sqrt(12) rounded up.

%H Vincenzo Librandi, <a href="/A017942/b017942.txt">Table of n, a(n) for n = 0..900</a>

%t Ceiling[(Sqrt[12])^Range[0,40]] (* _Vincenzo Librandi_, Nov 21 2011 *)

%o (Magma) [Ceiling(Sqrt(12^n)): n in [0..30]]; // _Vincenzo Librandi_, Nov 21 2011

%K nonn

%O 0,2

%A _N. J. A. Sloane_