1: (1 5 9)

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

2: (4 11 8)

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

3: (3 13 9)

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

4: (10 19 12)

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