1: (0 2 6)

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

2: (4 6 9)

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

3: (5 20 8)

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

4: (1 17 3)

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