1: (0 1 4)

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

2: (4 8 18)

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

3: (2 16 6)

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

4: (13 19 17)

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