OFFSET
1,2
COMMENTS
Continued fraction expansion of (1+sqrt(10))/3 is A131534.
A root of x - 1/x = 2/3. - Gary W. Adamson, May 18 2023
FORMULA
Equals exp(arcsinh(1/3)). - Gary W. Adamson, Mar 16 2023
EXAMPLE
(1+sqrt(10))/3 = 1.38742588672279311066...
MATHEMATICA
RealDigits[(1+Sqrt[10])/3, 10, 120][[1]] (* Harvey P. Dale, Jul 07 2011 *)
RealDigits[Exp@ ArcSinh[1/3], 10, 111][[1]] (* Robert G. Wilson v, Aug 17 2011 *)
CROSSREFS
KEYWORD
cons,nonn
AUTHOR
Klaus Brockhaus, May 07 2010
STATUS
approved