1: (0 1 8)

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

2: (4 8 16)

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

3: (2 13 5)

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

4: (10 17 15)

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