1: (0 1 11)

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

2: (1 11 13)

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

3: (4 14 12)

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

4: (11 13 19)

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