A177033 Decimal expansion of (2+sqrt(14))/4.

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

Offset

1,2

Comments

Continued fraction expansion of (2+sqrt(14))/4 is A068073.

Links

Daniel Starodubtsev, Table of n, a(n) for n = 1..10000

Index entries for algebraic numbers, degree 2.

Formula

Minimal polynomial: 8*x^2 - 8*x - 5. - Amiram Eldar, Apr 27 2026

Example

1.43541434669348534639593718307913732543900495194468...

Mathematica

RealDigits[(2+Sqrt[14])/4, 10, 120][[1]] (* Harvey P. Dale, Jul 18 2011 *)

Crossrefs

Cf. A010471 (decimal expansion of sqrt(14)), A068073 (repeat 1, 2, 3, 2).

Sequence in context: A075128 A388171 A074091 * A104569 A093619 A134186

Adjacent sequences: A177030 A177031 A177032 * A177034 A177035 A177036

Keyword

cons,nonn

Author

Klaus Brockhaus, May 01 2010

Status

approved