A304029 Decimal expansion of positive root of cos(x) - cosh(x) + 1.

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

Offset

0,1

Links

Table of n, a(n) for n=0..86.

Example

0.998621338270695823852258...

Mathematica

RealDigits[x/.FindRoot[Cos[x]-Cosh[x]+1==0, {x, 1}, WorkingPrecision-> 120]] [[1]] (* Harvey P. Dale, Dec 04 2018 *)

Prog

(PARI) solve(x=0, 1, cos(x) - cosh(x) + 1)

Crossrefs

Sequence in context: A371465 A346727 A346438 * A019896 A175570 A050812

Adjacent sequences: A304026 A304027 A304028 * A304030 A304031 A304032

Keyword

cons,nonn

Author

Iain Fox, May 04 2018

Status

approved