1: (0 4 15)

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

2: (13 15 21)

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

3: (11 18 14)

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

4: (8 19 15)

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