1: (0 2 14)

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

2: (1 20 3)

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

3: (2 17 4)

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

4: (12 18 16)

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