1: (0 4 6)

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

2: (3 8 5)

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

3: (6 12 16)

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

4: (11 17 13)

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