1: (4 9 20)

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

2: (0 19 8)

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

3: (4 9 20)

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

4: (2 10 5)

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