1: (5 7 11)

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

2: (3 9 11)

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

3: (4 14 6)

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

4: (8 13 10)

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