1: (8 15 20)

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

2: (1 17 13)

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

3: (8 15 20)

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

4: (0 19 4)

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