1: (1 5 20)

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

2: (0 10 2)

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

3: (1 8 3)

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

4: (7 12 9)

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