1: (0 1 2)

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

2: (1 13 15)

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

3: (7 19 14)

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

4: (4 20 17)

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