$D_k$ from $K\left(\mathrm{2,2}\right)$

Eigenvalues of $D_k$

$D_1$

0.00

1.17

4.00

6.83

$D_2$

0.86

1.84

4.90

7.92

$D_3$

2.76

3.39

7.24

10.61

$D_4$

4.49

4.91

9.75

13.33

$D_5$

5.17

5.53

10.83

14.47