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 A198084 #15 May 29 2025 10:40:06 %S A198084 0,3,6,8,11,14,16,19,22,24,27,30,32,35,38,40,43,45,48,51,53,56,59,61, %T A198084 64,67,69,72,75,77,80,83,85,88,90,93,96,98,101,104,106,109,112,114, %U A198084 117,120,122,125,127,130,133,135,138,141,143,146,149 %N A198084 Ceiling(n*sqrt(7)). %H A198084 Vincenzo Librandi, <a href="/A198084/b198084.txt">Table of n, a(n) for n = 0..10000</a> %t A198084 Ceiling[Sqrt[7]Range[0,60]] (* _Harvey P. Dale_, May 12 2016 *) %o A198084 (Magma) [Ceiling(n*Sqrt(7)): n in [0..60]]; %Y A198084 Cf. A022841, A022850, A047399. %K A198084 nonn %O A198084 0,2 %A A198084 _Vincenzo Librandi_, Oct 24 2011