1: (1 3 17)

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

2: (0 4 2)

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

3: (3 19 11)

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

4: (10 18 16)

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