1: (9 11 17)

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

2: (7 12 10)

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

3: (5 13 11)

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

4: (4 8 6)

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