1: (0 1 5)

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

2: (3 5 20)

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

3: (2 7 4)

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

4: (1 19 5)

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