1: (0 4 7)

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

2: (1 20 4)

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

3: (3 9 6)

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

4: (1 18 7)

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