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 A194106 #8 Dec 26 2023 09:44:58
%S A194106 1,4,9,15,23,33,45,58,73,90,109,129,151,175,200,227,256,287,319,353,
%T A194106 389,427,466,507,550,595,641,689,739,790,843,898,955,1013,1073,1135,
%U A194106 1199,1264,1331,1400,1471,1543,1617,1693,1770,1849,1930,2013,2097
%N A194106 Sum{floor(j*sqrt(3)) : 1<=j<=n}; n-th partial sum of Beatty sequence for sqrt(3).
%t A194106 c[n_] := Sum[Floor[j*Sqrt[3]], {j, 1, n}];
%t A194106 c = Table[c[n], {n, 1, 90}]
%Y A194106 Cf. A194107, A194108, A194109, A022838 (Beatty sequence for sqrt(3)).
%K A194106 nonn
%O A194106 1,2
%A A194106 _Clark Kimberling_, Aug 15 2011