1: (0 2 14)

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

2: (1 19 4)

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

3: (2 17 8)

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

4: (12 18 16)

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