1: (0 1 7)

(0)(1 20 10 8 7 21 3)(2 9 6)(4 12 5)(11 15 13)(14 18 16)(17 22 19)

2: (3 7 21)

(0)(1 20 10 8 7)(2 9 6)(3)(4 12 5)(11 15 13)(14 18 16)(17 22 19)(21)

3: (2 9 6)

(0)(1 20 10 8 7)(2)(3)(4 12 5)(6)(9)(11 15 13)(14 18 16)(17 22 19)(21)

4: (1 20 7)

(0)(1)(2)(3)(4 12 5)(6)(7 10 8)(9)(11 15 13)(14 18 16)(17 22 19)(20)(21)