1: (0 1 15)

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

2: (4 15 21)

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

3: (2 18 13)

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

4: (11 16 14)

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