1: (0 2 12)

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

2: (1 19 4)

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

3: (12 14 18)

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

4: (11 15 13)

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