1: (0 4 6)

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

2: (6 9 12)

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

3: (8 16 10)

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

4: (5 13 11)

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