Table 2.

Coefficients for Eq. (7).

i	Ni	ti
1	−4.728 2	−3.4
2	9.317 6	−2.9
3	−10.158	−1.9
4	6.543 9	−1.3
5	−34.434	0.37
6	34.282 5	0.4
7	−0.709 844	1.26
8	0.337	1.4