1: (0 1 12)

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

2: (4 12 20)

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

3: (3 18 11)

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

4: (1 19 12)

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