1: (0 2 12)

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

2: (1 18 4)

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

3: (2 14 10)

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

4: (12 19 17)

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