1: (3 12 16)

(0 19 17)(1 13 11)(2 20 4)(3 14 12 7 5)(6 15 8)(9 18 10)(16)

2: (1 13 11)

(0 19 17)(1)(2 20 4)(3 14 12 7 5)(6 15 8)(9 18 10)(11)(13)(16)

3: (2 20 4)

(0 19 17)(1)(2)(3 14 12 7 5)(4)(6 15 8)(9 18 10)(11)(13)(16)(20)

4: (7 14 12)

(0 19 17)(1)(2)(3 14 5)(4)(6 15 8)(7)(9 18 10)(11)(12)(13)(16)(20)