----------------------------
 f[0] =            1.343367
 -----------------------------
 x[   0] =         1542.802723
 x[   1] =         4.478444171
 x[   2] =         0.73169868
 x[   3] =         0.878289696
 x[   4] =         365.2423131
 x[   5] =         707.7546444
 x[   6] =         257.3238516
 x[   7] =         730.4837236
 x[   8] =         1850.0
 x[   9] =         0.512067
 x[  10] =         0.810371727
 x[  11] =         0.2758878
 x[  12] =         0.119192979
 x[  13] =         0.43674223
 x[  14] =         2.657626174
 x[  15] =         1.05
 x[  16] =         3.197806169
 x[  17] =         1.056221792
 x[  18] =        -1.253888118
 x[  19] =         1.78760233
 x[  20] =        -1.594671417 
 x[  21] =        -1.977325495