1: (0 3 11)

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

2: (1 13 7)

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

3: (2 19 4)

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

4: (11 17 18)

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