1: (0 2 15)

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

2: (7 15 20)

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

3: (3 16 14)

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

4: (1 21 19)

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