A072117 Continued fraction expansion of smallest Pisot-Vijayaraghavan number (positive root of x^3 = x + 1 ).

1, 3, 12, 1, 1, 3, 2, 3, 2, 4, 2, 141, 80, 2, 5, 1, 2, 8, 2, 1, 1, 3, 1, 8, 2, 1, 1, 14, 1, 1, 2, 1, 1, 1, 3, 1, 10, 4, 40, 1, 1, 2, 4, 9, 1, 1, 3, 3, 3, 2, 1, 17, 7, 5, 1, 1, 4, 1, 1, 3, 5, 1, 2, 6, 2, 2, 1, 1, 1, 4, 1, 3, 1, 2, 6, 5, 6, 49, 3, 7, 1, 4, 2, 12, 4, 31, 1, 47, 1, 1, 1, 8, 2, 2, 1, 2, 1

Offset

1,2

Links

Table of n, a(n) for n=1..97.

Example

This number = 1.32471795724474602....

Prog

(PARI) \p150 contfrac(solve(X=1, 2, X^3-X-1))

Crossrefs

Cf. A060006.

Sequence in context: A372101 A181405 A354568 * A162853 A162854 A342787

Adjacent sequences: A072114 A072115 A072116 * A072118 A072119 A072120

Keyword

base,cofr,easy,nonn

Author

Benoit Cloitre, Jun 19 2002

Status

approved