A147313 Decimal expansion of sqrt(11)/2.

1, 6, 5, 8, 3, 1, 2, 3, 9, 5, 1, 7, 7, 6, 9, 9, 9, 2, 4, 5, 5, 7, 4, 6, 6, 3, 6, 8, 3, 3, 5, 3, 4, 3, 3, 4, 1, 9, 6, 3, 5, 4, 4, 2, 7, 2, 7, 9, 4, 6, 7, 6, 7, 9, 8, 5, 2, 9, 3, 4, 1, 0, 7, 3, 0, 5, 8, 2, 4, 2, 3, 2, 1, 3, 0, 4, 5, 2, 1, 9, 2, 3, 3, 5, 4, 4, 2, 1, 6, 9, 9, 5, 6, 4, 1, 4, 5, 3, 2

Offset

1,2

References

D. Mumford et al., Indra's Pearls, Cambridge 2002; see p. 308.

Links

G. C. Greubel, Table of n, a(n) for n = 1..1000

Index entries for algebraic numbers, degree 2

Example

1.6583123951776999245574663683353433419635442727946767985293...

Maple

evalf( sqrt(11)/2, 120); # G. C. Greubel, Jan 09 2020

Mathematica

RealDigits[Sqrt[11]/2, 10, 120][[1]] (* Harvey P. Dale, Mar 06 2012 *)

Prog

(PARI) default(realprecision, 120); sqrt(11)/2 \\ G. C. Greubel, Jan 09 2020
(Magma) SetDefaultRealField(RealField(120)); Sqrt(11)/2; // G. C. Greubel, Jan 09 2020
(SageMath) numerical_approx(sqrt(11)/2, digits=120) # G. C. Greubel, Jan 09 2020

Crossrefs

Cf. A010468 (sqrt(11)).

Sequence in context: A394010 A201764 A375194 * A242759 A021607 A298172

Adjacent sequences: A147310 A147311 A147312 * A147314 A147315 A147316

Keyword

nonn,cons

Author

N. J. A. Sloane, Nov 22 2009

Status

approved