1: (8 12 20)

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

2: (3 13 11)

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

3: (0 8 5)

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

4: (2 7 4)

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