1: (0 2 11)

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

2: (6 11 21)

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

3: (3 15 7)

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

4: (2 19 11)

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