1: (0 3 13)

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

2: (1 20 9)

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

3: (0 3 13)

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

4: (2 19 7)

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