1: (0 3 9)

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

2: (2 15 4)

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

3: (1 19 5)

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

4: (8 20 9)

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