1: (0 1 7)

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

2: (7 13 21)

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

3: (3 16 10)

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

4: (2 20 4)

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