1: (0 1 5)

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

2: (1 6 15)

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

3: (4 17 12)

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

4: (11 16 14)

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