About recursive backtracker results of 160
45:44
14:16
19:30
18:41
21:59
14:16
16:36
37:26
19:25
22:18
19:48
77:34
20:38
22:57
53:52
77:21
122:40
483:17
80:10
29:02
46:17
28:11
26:34
68:24
85:44
53:38
80:36
84:38
29:36
34:48
27:11
28:00
106:44
105:03
83:40
82:41
28:31
47:42
50:11
61:02
51:40
58:31
75:55
53:55
110:11
53:37