1: (0 2 3)

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

2: (3 8 21)

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

3: (1 20 4)

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

4: (3 19 6)

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