1: (0 4 10)

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

2: (1 13 9)

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

3: (0 7 3)

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

4: (8 16 11)

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