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 A025847 #10 Jul 08 2025 17:37:47
%S A025847 1,0,0,1,0,0,1,1,0,1,2,0,1,2,1,1,2,2,1,2,3,2,2,3,3,2,3,4,3,3,5,4,3,5,
%T A025847 5,4,5,6,5,5,7,6,6,7,7,7,7,8,8,8,9,9,9,9,10,10,10,11,11,11,12,12,12,
%U A025847 13,13,13,14,14,14,15,16,15
%N A025847 Expansion of 1/((1-x^3)(1-x^7)(1-x^10)).
%H A025847 <a href="/index/Rec#order_20">Index entries for linear recurrences with constant coefficients</a>, signature (0, 0, 1, 0, 0, 0, 1, 0, 0, 0, 0, 0, -1, 0, 0, 0, -1, 0, 0, 1).
%t A025847 CoefficientList[Series[1/((1-x^3)(1-x^7)(1-x^10)),{x,0,80}],x] (* _Harvey P. Dale_, Dec 02 2011 *)
%K A025847 nonn
%O A025847 0,11
%A A025847 _N. J. A. Sloane_