A181906 The value of r at the onset of the first period-9 cycle of the logistic map f(x) = r*x*(1 - x).

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

Offset

1,1

Comments

Root of a degree 240*2 = 480 polynomial.

Links

Table of n, a(n) for n=1..100.

Cheng Zhang, the polynomial for T = r*(r-2)

Example

3.6871968733...

Crossrefs

Cf. A086178, A086179, A086180, A086181, A091517, A118452, A118453, A118746, A181907, A181909, A181910, A181911, A181912, A181913, A181915, A181916, A181917, A181918, A181919.

Sequence in context: A077857 A377594 A181165 * A181915 A248760 A011261

Adjacent sequences: A181903 A181904 A181905 * A181907 A181908 A181909

Keyword

nonn,cons

Author

Cheng Zhang, Apr 01 2012

Status

approved