1: (2 5 12)

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

2: (4 19 6)

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

3: (0 17 3)

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

4: (1 12 11)

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