1: (2 7 10)

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

2: (4 11 9)

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

3: (2 7 10)

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

4: (3 19 5)

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