1: (0 3 5)

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

2: (1 7 4)

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

3: (2 14 16)

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

4: (10 17 15)

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