1: (0 9 15)

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

2: (1 16 13)

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

3: (0 19 8)

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

4: (11 16 14)

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