1: (1 4 10)

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

2: (0 5 2)

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

3: (4 16 7)

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

4: (8 17 11)

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