1: (0 3 6)

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

2: (2 9 5)

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

3: (1 19 6)

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

4: (4 17 8)

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