1: (0 1 6)

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

2: (3 6 20)

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

3: (2 8 4)

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

4: (1 13 6)

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