1: (0 4 8)

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

2: (2 9 6)

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

3: (3 7 5)

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

4: (8 12 20)

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