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 A358943 #8 Jan 12 2023 01:50:50 %S A358943 8,7,3,5,8,0,4,6,4,7,3,6,2,9,8,8,6,9,0,4,7,2,2,0,4,2,6,8,1,3,9,9,8,7, %T A358943 5,6,7,4,6,4,7,5,8,8,1,9,0,7,8,7,7,2,4,1,7,0,0,9,2,4,6,0,1,9,0,9,5,6, %U A358943 6,6,0,6,3,9,8,6,8,0 %N A358943 Decimal expansion of the real root of 3*x^3 - 2. %C A358943 This number is the reciprocal of A319034. %C A358943 The other (complex) roots are, with the present number r = (2/3)^(1/3), r*w = -0.4367902323... + 0.7565428747...*i, and its conjugate, where w = exp(2*Pi*i/3) = (-1 + sqrt(3)*i)/2 is one of the complex roots of x^3 - 1. %F A358943 r = (2/3)^(1/3) = 1/A319034 = (1/3)*18^(1/3) = (1/3)*A010590. %e A358943 0.87358046473629886904722042681399875674647588190787724170092460190956... %t A358943 RealDigits[Surd[2/3, 3], 10, 100][[1]] (* _Amiram Eldar_, Jan 05 2023 *) %o A358943 (PARI) (2/3)^(1/3) \\ _Michel Marcus_, Jan 05 2023 %Y A358943 Cf. A010590, A319034. %K A358943 nonn,cons,easy %O A358943 0,1 %A A358943 _Wolfdieter Lang_, Jan 02 2023