1: (2 8 20)

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

2: (7 20 9)

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

3: (1 12 4)

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

4: (2 9 6)

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