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 A190575 #19 Jan 21 2019 17:53:46 %S A190575 6,4,0,3,2,0,0,0,0,0,0,0,0,0,0,6,0,4,8,6,3,7,3,5,0,4,9,0,1,6,0,3,9,4, %T A190575 7,1,7,4,1,8,1,8,8,1,8,5,3,9,4,7,5,7,7,1,4,8,5,7,6,0,3,6,6,5,9,1,8,1, %U A190575 9,4,6,5,2,2,1,8,2,5,8,2,8,6,9,4,2,5,3,6,3,4,0,8,1,5,8,2,2,6,4 %N A190575 Decimal expansion of exp(Pi*sqrt(163)/3). %D A190575 J. M. Borwein, D. H. Bailey and R. Girgensohn, Experimentation in Mathematics, A K Peters, Ltd., Natick, MA, 2004. x+357 pp. See p. 128. %F A190575 Equals cube root of A060295. - _Michel Marcus_, Sep 08 2014 %e A190575 640320.00000000060486373504901603947174181881853947577148576... %t A190575 RealDigits[Exp[(Pi Sqrt[163])/3],10,120][[1]] (* _Harvey P. Dale_, Jan 21 2019 *) %o A190575 (PARI) %o A190575 default(realprecision,1000); %o A190575 first(n)=digits(floor(10^(n-6)*exp(Pi*sqrt(163)/3))) \\ _Edward Jiang_, Sep 07 2014 %Y A190575 Cf. A190574. %K A190575 nonn,cons %O A190575 6,1 %A A190575 _N. J. A. Sloane_, May 12 2011