1: (0 5 10)

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

2: (6 10 12)

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

3: (3 11 9)

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

4: (1 7 4)

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