1: (5 7 19)

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

2: (4 8 6)

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

3: (2 9 7)

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

4: (0 13 3)

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