1: (0 2 12)

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

2: (1 19 4)

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

3: (12 15 18)

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

4: (10 16 13)

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