1: (6 11 18)

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

2: (5 12 10)

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

3: (4 14 11)

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

4: (13 19 16)

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