1: (4 7 15)

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

2: (0 9 6)

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

3: (4 8 18)

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

4: (3 10 5)

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