1: (5 12 18)

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

2: (1 16 6)

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

3: (9 17 15)

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

4: (8 12 10)

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