#M      tau_M
#-- ---------
 6 0.6204060
 6 0.6216890
 6 0.6218850
 7 0.6322760
 7 0.6322760
 7 0.6333150
 8 0.6390060
 8 0.6391880
 8 0.6393210
 9 0.6461780
 9 0.6464400
 9 0.6465460
10 0.6503770
10 0.6504910
10 0.6506000
12 0.6571770
12 0.6572140
12 0.6573230
14 0.6614470
14 0.6621490
14 0.6624170
16 0.6652410
16 0.6659380
16 0.6667900
18 0.6682530
18 0.6683410
18 0.6685310
20 0.6705550
20 0.6709780
20 0.6711210
24 0.6741540
24 0.6742010
24 0.6743730
28 0.6758610
28 0.6759290
28 0.6760960
32 0.6774840
32 0.6777720
32 0.6781980
36 0.6792020
36 0.6793390
36 0.6798320
40 0.6794540
40 0.6799720
40 0.6800450
45 0.6802940
45 0.6814430
45 0.6820710
50 0.6818710
50 0.6819710
50 0.6824900
55 0.6821160
55 0.6826010
55 0.6837220
60 0.6818750
60 0.6829770
60 0.6833160