1: (0 4 7)

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

2: (3 9 6)

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

3: (7 15 18)

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

4: (11 19 17)

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