1: (0 3 7)

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

2: (5 7 20)

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

3: (4 9 6)

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

4: (3 16 7)

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