1: (0 1 6)

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

2: (1 13 16)

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

3: (12 17 15)

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

4: (6 19 16)

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