1: (0 1 15)

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

2: (4 15 21)

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

3: (3 18 14)

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

4: (1 20 15)

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