1: (0 1 6)

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

2: (3 6 21)

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

3: (2 9 4)

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

4: (5 16 7)

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