1: (0 5 9)

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

2: (9 11 12)

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

3: (4 19 6)

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

4: (5 12 7)

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