1: (0 1 3)

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

2: (3 6 13)

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

3: (5 15 12)

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

4: (1 13 4)

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