1: (0 4 16)

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

2: (1 19 5)

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

3: (4 18 11)

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

4: (10 17 13)

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