1	4	2                       	1
2	3	4                       	1
3	4	5                       	1
4	3	7                       	1
5	3	8                       	1
6	3	11                      	1
7	3	20                      	1
8	3	21                      	1
9	1	22                      	1
10	3	38                       	1
11	4	39                      	1
12	4	40                      	1
13	3	48                      	1
14	3	42,43,52                  	1
15	6	6,12,17                 	1
16	9	3,9,10,13,14,16,18,19,23,45	1