1: (0 3 8)

(0)(1 19 17)(2 20 10 7 5)(3 18 16 12 8 6 4)(9 15 11)(13 21 14)

2: (2 20 5)

(0)(1 19 17)(2)(3 18 16 12 8 6 4)(5 10 7)(9 15 11)(13 21 14)(20)

3: (4 16 6)

(0)(1 19 17)(2)(3 18 16)(4)(5 10 7)(6 12 8)(9 15 11)(13 21 14)(20)

4: (5 10 7)

(0)(1 19 17)(2)(3 18 16)(4)(5)(6 12 8)(7)(9 15 11)(10)(13 21 14)(20)