This is a front-end for the Online Encyclopedia of Integer Sequences, made by Christian Perfect. The idea is to provide OEIS entries in non-ancient HTML, and then to think about how they're presented visually. The source code is on GitHub.
%I A017946 #17 Sep 08 2022 08:44:43 %S A017946 1,3,14,52,196,733,2744,10267,38416,143739,537824,2012353,7529536, %T A017946 28172943,105413504,394421215,1475789056,5521897022,20661046784, %U A017946 77306558317,289254654976,1082291816449,4049565169664 %N A017946 Powers of sqrt(14) rounded down. %H A017946 Vincenzo Librandi, <a href="/A017946/b017946.txt">Table of n, a(n) for n = 0..800</a> %F A017946 a(n) = floor(sqrt(14^n)). - _Vincenzo Librandi_, Jun 24 2011 %t A017946 Floor[(Sqrt[14])^Range[0,30]] (* _Harvey P. Dale_, Feb 14 2018 *) %o A017946 (Magma) [Floor(Sqrt(14^n)): n in [0..30]]; // _Vincenzo Librandi_, Jun 24 2011 %o A017946 (PARI) a(n)=sqrtint(14^n) \\ _Charles R Greathouse IV_, Nov 18 2011 %Y A017946 Cf. A010471 (sqrt(14)). %K A017946 nonn %O A017946 0,2 %A A017946 _N. J. A. Sloane_