0 4 20 0.174018 0.00286745 1 4 20 0.343619 0.00400879 2 4 20 0.512602 0.00328266 4 4 20 0.855206 0.00367176 8 4 20 1.55002 0.00248196 16 4 20 2.99719 0.00621804
