1: (0 3 6)

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

2: (1 21 5)

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

3: (3 15 17)

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

4: (13 19 16)

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