1: (1 8 10)

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

2: (8 15 20)

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

3: (0 19 3)

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

4: (9 17 11)

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