1: (1 11 20)

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

2: (0 19 7)

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

3: (1 11 20)

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

4: (6 12 10)

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