1: (0 1 8)

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

2: (4 10 15)

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

3: (9 18 11)

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

4: (13 19 16)

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