1: (0 1 2)

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

2: (2 6 10)

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

3: (5 11 7)

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

4: (1 10 4)

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