1: (0 3 11)

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

2: (1 17 7)

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

3: (2 19 4)

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

4: (11 16 18)

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