1: (0 1 15)

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

2: (4 15 19)

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

3: (3 18 13)

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

4: (10 16 14)

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