1: (1 3 6)

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

2: (3 9 16)

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

3: (8 18 10)

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

4: (15 19 17)

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