1: (3 12 20)

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

2: (0 19 9)

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

3: (3 12 20)

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

4: (6 14 11)

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