A178236 Decimal expansion of (7+sqrt(229))/18.

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

Offset

1,2

Comments

Continued fraction expansion of (7+sqrt(229))/18 is A153727.

Links

Table of n, a(n) for n=1..105.

Index entries for algebraic numbers, degree 2.

Formula

Minimal polynomial: 9*x^2 - 7*x - 5. - Amiram Eldar, Apr 26 2026

Example

1.22959699724564199595510344718561473398471530465844...

Mathematica

RealDigits[(7+Sqrt[229])/18, 10, 120][[1]] (* Harvey P. Dale, Aug 23 2019 *)

Crossrefs

Cf. A166125 (decimal expansion of sqrt(229)), A153727 (repeat 1, 4, 2).

Sequence in context: A384278 A021002 A103710 * A093589 A319129 A073315

Adjacent sequences: A178233 A178234 A178235 * A178237 A178238 A178239

Keyword

cons,nonn

Author

Klaus Brockhaus, May 23 2010

Status

approved