1: (1 5 8)

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

2: (7 8 11)

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

3: (0 10 2)

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

4: (4 19 6)

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