1: (0 2 6)

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

2: (4 6 21)

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

3: (3 8 5)

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

4: (2 16 6)

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