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 A021876 #16 Jul 08 2025 09:03:24
%S A021876 0,0,1,1,4,6,7,8,8,9,9,0,8,2,5,6,8,8,0,7,3,3,9,4,4,9,5,4,1,2,8,4,4,0,
%T A021876 3,6,6,9,7,2,4,7,7,0,6,4,2,2,0,1,8,3,4,8,6,2,3,8,5,3,2,1,1,0,0,9,1,7,
%U A021876 4,3,1,1,9,2,6,6,0,5,5,0,4,5,8,7,1,5,5,9,6,3,3,0,2,7,5,2,2,9,3
%N A021876 Decimal expansion of 1/872.
%C A021876 This constant, A021440, A021222 and A021113 all share, apart from initial digits, the same period of decimal digits of length A002322(109) = A002322(218) = A002322(436) = 108. - _R. J. Mathar_, Mar 19 2008
%H A021876 <a href="/index/Rec#order_55">Index entries for linear recurrences with constant coefficients</a>, signature (1, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, -1, 1).
%t A021876 Join[{0,0},RealDigits[1/872,10,120][[1]]] (* _Harvey P. Dale_, Apr 08 2021 *)
%Y A021876 Cf. A021113, A021222, A021440.
%K A021876 nonn,cons
%O A021876 0,5
%A A021876 _N. J. A. Sloane_