1: (0 1 6)

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

2: (3 6 21)

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

3: (2 9 4)

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

4: (1 20 6)

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