--------------------------------------------------------------
4.0 | 4 5 2 2 1 1 1 1
3.2 | 4 7 3 2 2 1 1 1
2.4 | 7 5 3 2 1 1 1
1.6 | 7 8 4 3 2 2 1
0.8 | 9 7 4 3 2 2
0.0 | 13 9 8 5 3 2
-0.8 | 7 7 7 5
-1.6 | 4 4
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-1.6 -0.8 0.0 0.8 1.6 2.4 3.2 4.0