1: (0 4 11)

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

2: (3 19 5)

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

3: (4 15 6)

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

4: (10 17 13)

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