1: (0 6 13)

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

2: (1 20 9)

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

3: (7 13 12)

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

4: (4 10 8)

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