A259619 Decimal expansion of J'_4(1), the first root of the derivative of the Bessel function J_4.

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

Offset: 1

Author

Jean-François Alcover, Jul 01 2015

Keywords

• nonn
• cons
• easy

Examples

			5.317553126083994350363355558188919214766698286220102866220429337604059...
		

Links

• Eric Weisstein's MathWorld, Bessel Function Zeros

Crossrefs

Cf. A115369 J'_0(1), A259616 J'_1(1), A259617 J'_2(1), A259618 J'_3(1), A259620 J'_5(1).

Programs

Mathematica

FindRoot[D[BesselJ[4, x], x] == 0, {x, 5}, WorkingPrecision -> 104] // Last // Last // RealDigits // First