1: (1 5 18)

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

2: (5 8 14)

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

3: (4 10 7)

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

4: (12 19 17)

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