1: (0 3 7)

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

2: (2 19 6)

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

3: (0 3 7)

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

4: (1 20 15)

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