1: (1 4 9)

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

2: (0 7 2)

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

3: (6 10 8)

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

4: (1 14 3)

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