1: (0 1 6)

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

2: (3 6 21)

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

3: (2 9 4)

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

4: (5 10 7)

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