1: (2 6 15)

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

2: (1 14 3)

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

3: (2 12 4)

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

4: (11 16 13)

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