1: (0 7 13)

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

2: (6 14 9)

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

3: (5 18 13)

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

4: (12 19 17)

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