1: (0 4 6)

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

2: (4 8 15)

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

3: (3 18 10)

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

4: (12 19 16)

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