1: (4 9 20)

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

2: (5 9 11)

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

3: (2 10 8)

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

4: (0 6 3)

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