1: (6 12 20)

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

2: (0 19 8)

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

3: (7 13 11)

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

4: (3 20 17)

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