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 A177346 #22 Jul 04 2023 23:11:38 %S A177346 1,3,8,7,4,2,5,8,8,6,7,2,2,7,9,3,1,1,0,6,6,6,2,9,7,8,4,8,1,4,4,2,3,9, %T A177346 5,1,1,2,3,9,8,5,1,7,1,3,1,0,8,4,0,5,6,0,8,9,5,2,5,0,1,6,1,7,5,9,7,5, %U A177346 3,1,4,7,9,5,4,6,4,1,2,7,4,0,4,4,8,0,8,2,7,0,2,7,9,3,1,0,0,0,9,8,3,9,5,7,8 %N A177346 Decimal expansion of (1+sqrt(10))/3. %C A177346 Continued fraction expansion of (1+sqrt(10))/3 is A131534. %C A177346 A root of x - 1/x = 2/3. - _Gary W. Adamson_, May 18 2023 %F A177346 Equals exp(arcsinh(1/3)). - _Gary W. Adamson_, Mar 16 2023 %e A177346 (1+sqrt(10))/3 = 1.38742588672279311066... %t A177346 RealDigits[(1+Sqrt[10])/3,10,120][[1]] (* _Harvey P. Dale_, Jul 07 2011 *) %t A177346 RealDigits[Exp@ ArcSinh[1/3], 10, 111][[1]] (* _Robert G. Wilson v_, Aug 17 2011 *) %Y A177346 Cf. A010467 (decimal expansion of sqrt(10)), A131534 (repeat 1, 2, 1). %K A177346 cons,nonn %O A177346 1,2 %A A177346 _Klaus Brockhaus_, May 07 2010