1: (7 12 15)

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

2: (11 16 14)

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

3: (9 19 15)

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

4: (4 13 10)

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