1: (0 5 10)

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

2: (2 11 8)

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

3: (1 6 3)

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

4: (5 12 18)

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