1: (0 3 11)

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

2: (2 17 4)

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

3: (3 14 5)

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

4: (13 19 16)

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