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 A021654 #15 May 31 2024 06:13:32
%S A021654 0,0,1,5,3,8,4,6,1,5,3,8,4,6,1,5,3,8,4,6,1,5,3,8,4,6,1,5,3,8,4,6,1,5,
%T A021654 3,8,4,6,1,5,3,8,4,6,1,5,3,8,4,6,1,5,3,8,4,6,1,5,3,8,4,6,1,5,3,8,4,6,
%U A021654 1,5,3,8,4,6,1,5,3,8,4,6,1,5,3,8,4,6,1,5,3,8,4,6,1,5,3,8,4,6,1
%N A021654 Decimal expansion of 1/650.
%C A021654 A021069 shifted right. - _R. J. Mathar_, Oct 25 2008
%H A021654 <a href="/index/Rec#order_04">Index entries for linear recurrences with constant coefficients</a>, signature (1,0,-1,1).
%t A021654 Join[{0,0},RealDigits[1/650,10,120][[1]]] (* or *) PadRight[{0,0},120,{4,6,1,5,3,8}] (* _Harvey P. Dale_, May 21 2023 *)
%Y A021654 Cf. A021069.
%K A021654 nonn,cons
%O A021654 0,4
%A A021654 _N. J. A. Sloane_