1: (0 2 3)

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

2: (4 8 10)

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

3: (6 12 9)

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

4: (3 10 5)

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