1: (0 2 6)

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

2: (4 6 16)

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

3: (3 14 5)

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

4: (13 17 15)

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