1: (0 4 12)

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

2: (3 21 5)

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

3: (4 15 6)

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

4: (10 19 13)

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