256             3.287890e-04    1.588374e+00    
512             1.324171e-03    1.580654e+00    
1024            4.230268e-03    1.981060e+00    
2048            8.876735e-03    3.778196e+00    
4096            3.848657e-02    3.486540e+00    
8192            1.302688e-01    4.120752e+00    
16384           5.331098e-01    4.027974e+00    
32768           2.078554e+00    4.132523e+00    
65536           8.320144e+00    4.129642e+00