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 A375743 #12 Mar 15 2025 14:39:02 %S A375743 1,4,1,4,2,1,2,9,6,2,9,6,2,9,6,2,9,6,2,9,6,2,9,6,2,9,6,2,9,6,2,9,6,2, %T A375743 9,6,2,9,6,2,9,6,2,9,6,2,9,6,2,9,6,2,9,6,2,9,6,2,9,6,2,9,6,2,9,6,2,9, %U A375743 6,2,9,6,2,9,6,2,9,6,2,9,6,2,9,6,2,9,6,2,9,6,2,9,6,2,9,6,2,9,6,2 %N A375743 Decimal expansion of 30547/21600. %C A375743 Babylonian approximation of sqrt(2) accurate to fifth decimal digit. %C A375743 Wells erroneously gives the value: 1.4142155... . %C A375743 Periodic of period 3. %D A375743 John H. Conway and Richard K. Guy, The Book of Numbers, New York: Springer-Verlag, 1996. See p. 182. %D A375743 David Wells, The Penguin Dictionary of Curious and Interesting Numbers. Penguin Books, NY, 1986, Revised edition 1987. See pp. 34-35. %H A375743 <a href="/index/Rec#order_03">Index entries for linear recurrences with constant coefficients</a>, signature (0,0,1). %F A375743 Equals 1 + 24/60 + 51/60^2 + 10/60^3. See Wells. %F A375743 G.f.: (1 + 4*x + x^2 + 3*x^3 - 2*x^4 - 2*x^6 + 7*x^7 + 5*x^8)/(1 - x^3). %e A375743 1.41421296296296296296296296296296296296... %t A375743 RealDigits[30547/21600,10,100][[1]] %Y A375743 Cf. A002193. %Y A375743 Cf. A021220, A143618, A177056. %K A375743 nonn,cons,easy %O A375743 1,2 %A A375743 _Stefano Spezia_, Aug 26 2024