1: (1 4 10)

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

2: (3 20 6)

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

3: (5 10 8)

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

4: (2 11 9)

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