1: (0 1 3)

(0)(1 6 3 19 17)(2 21 20 9 5)(4 10 7)(8 18 16 14 11)(12 15 13)

2: (1 6 17)

(0)(1)(2 21 20 9 5)(3 19 17)(4 10 7)(6)(8 18 16 14 11)(12 15 13)

3: (5 20 9)

(0)(1)(2 21 20)(3 19 17)(4 10 7)(5)(6)(8 18 16 14 11)(9)(12 15 13)

4: (8 18 16)

(0)(1)(2 21 20)(3 19 17)(4 10 7)(5)(6)(8 14 11)(9)(12 15 13)(16)(18)