1: (0 1 2)

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

2: (2 7 18)

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

3: (5 19 8)

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

4: (1 18 4)

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