1: (0 1 3)

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

2: (3 17 20)

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

3: (14 21 19)

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

4: (2 15 10)

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