1: (3 11 15)

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

2: (9 17 13)

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

3: (2 10 4)

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

4: (3 12 20)

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