1: (7 11 16)

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

2: (4 12 10)

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

3: (7 11 16)

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

4: (3 8 5)

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