1: (0 1 2)

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

2: (2 6 9)

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

3: (5 10 7)

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

4: (1 9 3)

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