1: (4 7 12)

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

2: (4 13 10)

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

3: (3 8 5)

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

4: (6 15 9)

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