0 4 20 0.171743 0.00240259
1 4 20 0.349262 0.00284545
2 4 20 0.524331 0.00411548
4 4 20 0.874328 0.00446872
8 4 20 1.57678 0.0063125
16 4 20 2.97 0.0136375