1: (5 9 18)

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

2: (4 11 6)

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

3: (8 12 10)

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

4: (3 13 9)

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