1: (0 1 6)

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

2: (4 6 19)

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

3: (2 7 5)

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

4: (1 12 6)

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