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 A021068 #14 Jul 08 2025 08:00:07 %S A021068 0,1,5,6,2,5,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, %T A021068 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, %U A021068 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 %N A021068 Decimal expansion of 1/64. %C A021068 Also, decimal expansion of 1/10 * integral_0^infinity x^4/(cosh(pi x)) dx. - _Bruno Berselli_, Mar 20 2013 %H A021068 <a href="/index/Rec#order_01">Index entries for linear recurrences with constant coefficients</a>, signature (1). %e A021068 1/64 = 0.015625. %t A021068 Join[{0}, RealDigits[1/64, 10][[1]]] (* _Alonso del Arte_, Apr 16 2018 *) %o A021068 (PARI) 1/64. \\ _Charles R Greathouse IV_, Apr 16 2018 %Y A021068 Cf. A021036 (1/32), A021132 (1/128). %K A021068 nonn,cons,easy %O A021068 0,3 %A A021068 _N. J. A. Sloane_