1: (1 3 10)

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

2: (0 7 2)

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

3: (5 11 9)

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

4: (3 20 6)

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