1: (3 7 10)

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

2: (0 7 5)

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

3: (2 19 4)

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

4: (6 14 8)

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