1: (1 5 19)

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

2: (0 8 2)

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

3: (1 5 19)

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

4: (4 10 7)

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