1: (0 2 11)

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

2: (1 20 3)

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

3: (6 21 19)

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

4: (5 16 7)

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