OFFSET
0,1
COMMENTS
An algebraic integer with minimal polynomial x^4 - 6*x^2 + 4. - Charles R Greathouse IV, Mar 25 2014
REFERENCES
Steven R. Finch, Mathematical Constants, Cambridge University Press, 2003, Section 3.16 Turan's power sums constants, p. 246.
LINKS
Ivan Panchenko, Table of n, a(n) for n = 0..1000
EXAMPLE
0.874032048897642...
MATHEMATICA
RealDigits[Sqrt[2]/GoldenRatio, 10, 100][[1]] (* G. C. Greubel, Aug 17 2018 *)
PROG
(PARI) sqrt(3-sqrt(5)) \\ Charles R Greathouse IV, Mar 25 2014
(Magma) SetDefaultRealField(RealField(100)); 2*Sqrt(2)/(1 + Sqrt(5)); // G. C. Greubel, Aug 17 2018
CROSSREFS
KEYWORD
cons,nonn
AUTHOR
N. J. A. Sloane, Jun 15 2004
STATUS
approved