1: (5 16 20)

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

2: (5 8 12)

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

3: (4 9 7)

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

4: (11 19 13)

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