1: (0 3 9)

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

2: (1 20 6)

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

3: (3 13 7)

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

4: (8 14 11)

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