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 A227841 #7 Sep 27 2023 15:23:59
%S A227841 1,3,7,14,23,36,54,78,107,141,183,234,291,358,436,526,623,733,855,992,
%T A227841 1141,1304,1484,1682,1893,2119,2365,2630,2911,3214,3538,3886,4251,
%U A227841 4637,5049,5488,5945,6428,6940,7480,8041,8631,9249,9900,10579,11288,12030
%N A227841 Partial sums of A014817.
%t A227841 Accumulate[Table[Sum[Floor[k^2/n],{k,n}],{n,50}]] (* _Harvey P. Dale_, Sep 27 2023 *)
%Y A227841 Cf. A014817, A227842.
%K A227841 nonn
%O A227841 1,2
%A A227841 _N. J. A. Sloane_, Aug 08 2013