1: (0 3 16)

(0 4 3 21 19 8 2)(1 20 16)(5 10 7)(6 14 12)(9 17 11)(13 18 15)

2: (2 19 8)

(0 4 3 21 19)(1 20 16)(2)(5 10 7)(6 14 12)(8)(9 17 11)(13 18 15)

3: (1 20 16)

(0 4 3 21 19)(1)(2)(5 10 7)(6 14 12)(8)(9 17 11)(13 18 15)(16)(20)

4: (0 4 19)

(0)(1)(2)(3 21 19)(4)(5 10 7)(6 14 12)(8)(9 17 11)(13 18 15)(16)(20)