1: (2 7 19)

(0 11 5)(1 20 4)(2 8 7 18 16)(3 10 6)(9 14 12)(13 17 15)(19)

2: (0 11 5)

(0)(1 20 4)(2 8 7 18 16)(3 10 6)(5)(9 14 12)(11)(13 17 15)(19)

3: (1 20 4)

(0)(1)(2 8 7 18 16)(3 10 6)(4)(5)(9 14 12)(11)(13 17 15)(19)(20)

4: (2 8 16)

(0)(1)(2)(3 10 6)(4)(5)(7 18 16)(8)(9 14 12)(11)(13 17 15)(19)(20)