1: (5 11 18)

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

2: (2 12 8)

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

3: (1 6 4)

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

4: (7 11 19)

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