1: (0 3 19)

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

2: (1 20 7)

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

3: (2 17 4)

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

4: (3 11 6)

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