1: (1 8 11)

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

2: (0 10 2)

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

3: (7 12 9)

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

4: (6 18 11)

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