A176521 Decimal expansion of (18+3*sqrt(38))/4.

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

Offset

1,1

Comments

Continued fraction expansion of (18+3*sqrt(38))/4 is A010732 preceded by 9.

Links

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

Example

(18+3*sqrt(38))/4 = 9.12331050222673233768...

Mathematica

RealDigits[(3*Sqrt[38] + 18)/4, 10, 100][[1]] (* Amiram Eldar, May 01 2021 *)

Prog

(PARI) (3*sqrt(38)+18)/4 \\ Charles R Greathouse IV, Apr 25 2016

Crossrefs

Cf. A010492 (decimal expansion of sqrt(38)), A010732 (repeat 8, 9).

Sequence in context: A289502 A010165 A177273 * A222218 A110057 A197830

Adjacent sequences: A176518 A176519 A176520 * A176522 A176523 A176524

Keyword

cons,nonn

Author

Klaus Brockhaus, Apr 23 2010

Status

approved