1: (1 4 6)

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

2: (4 7 15)

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

3: (5 18 8)

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

4: (13 19 17)

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