1: (0 1 2)

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

2: (1 4 12)

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

3: (3 18 5)

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

4: (10 19 17)

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