1: (1 4 7)

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

2: (4 10 16)

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

3: (8 18 14)

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

4: (15 19 17)

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