1: (0 3 18)

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

2: (1 21 4)

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

3: (3 19 17)

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

4: (0 7 2)

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