nag_1d_spline_intg (e02bdc) Example Program Data
   14
  0.0      0.0      0.0      0.0      1.0      3.0      3.0      3.0
  4.0      4.0      6.0      6.0      6.0      6.0
 10.0     12.0     13.0     15.0     22.0     26.0     24.0     18.0
 14.0     12.0