A178148 Decimal expansion of (243+17*sqrt(285))/402.

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

Offset

1,2

Comments

Continued fraction expansion of (243+17*sqrt(285))/402 is A131712.

Links

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

Index entries for algebraic numbers, degree 2.

Example

1.31839062506039862465917194020367131793637838726274...

Mathematica

RealDigits[(243 + 17*Sqrt[285])/402, 10, 120][[1]] (* Amiram Eldar, Mar 23 2026 *)

Prog

(PARI) (243+17*sqrt(285))/402 \\ Charles R Greathouse IV, May 19 2026

Crossrefs

Cf. A176104 (decimal expansion of sqrt(285)), A131712 (repeat 1, 3, 7, 9).

Sequence in context: A345656 A308742 A065451 * A337681 A245180 A395522

Adjacent sequences: A178145 A178146 A178147 * A178149 A178150 A178151

Keyword

cons,nonn

Author

Klaus Brockhaus, May 21 2010

Status

approved