1: (2 6 12)

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

2: (0 8 5)

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

3: (2 6 12)

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

4: (1 17 3)

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