A332323 Decimal expansion of the real zero (negated) of the 9th Maclaurin polynomial of e^x.

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

Offset: 1

Author

Clark Kimberling, Feb 11 2020

Keywords

• nonn
• cons
• easy

Examples

			-3.33355148526904880329427391633450546326361463874...
		

Crossrefs

Cf. A117605.

Programs

Mathematica

z = 150; p[n_, x_] := Normal[Series[E^x, {x, 0, n}]];
t = x /. NSolve[p[9, x] == 0, x, z][[1]]
RealDigits[t][[1]]
Plot[Evaluate[p[9, x]], {x, -4, 1}]