256             2.581640e-04    2.022900e+00    
512             1.114633e-03    1.877798e+00    
1024            3.345365e-03    2.505083e+00    
2048            8.528863e-03    3.932300e+00    
4096            3.255430e-02    4.121881e+00    
8192            1.298418e-01    4.134304e+00    
16384           5.228261e-01    4.107203e+00    
32768           2.080821e+00    4.128021e+00    
65536           8.345114e+00    4.117285e+00