1.0           # mass
0.0 20.0 1999 # xMin xMax nPoint
1 7           # first and last eigenvalue to include in the output
cspline       # interpolation type
12            # nr. of interpolation points and xy declarations
0.0 30.0
1.0 11.8
2.0 1.7
3.0 0.0
5.0 0.6
7.0 1.6
9.0 2.4
11.0 3.0
13.0 3.4
15.0 3.6
19.0 3.79
20.0 3.8