1: (0 4 14)

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

2: (1 19 5)

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

3: (4 17 6)

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

4: (10 18 16)

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