Table 1: The value of control parameters ci, for different values of α.

α

c1

c2

c3

α = 2

 -0.8019823766

 -0.2186450716e-1

 -0.8946505819e-3

α = 1.8

 -0.7147228411

 -0.4578767001e-1

 0.2907625806e-2

α = 1.6

 -0.6162427230

 -0.8196620285e-1

 0.6394454917e-2