A377480 - OEIS

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A377480

Decimal expansion of abs(cos(A377479)).

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

(list; constant; graph; refs; listen; history; text; internal format)

OFFSET

0,1

COMMENTS

The absolute value of the y-coordinate of the tangent point between the cosine graph and the straight line through the origin.

LINKS

Table of n, a(n) for n=0..99.

EXAMPLE

0.94168045819326390727323951193814...

MATHEMATICA

ndigits=100; First[RealDigits[Cos[First[x/.NSolve[Cos[x]+x Sin[x]==0, x, ndigits]]], 10, ndigits]]

CROSSREFS