1: (0 1 2)

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

2: (2 8 18)

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

3: (1 16 6)

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

4: (13 19 17)

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