1: (0 8 12)

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

2: (4 13 11)

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

3: (7 19 9)

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

4: (6 20 12)

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