1: (5 11 20)

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

2: (0 19 9)

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

3: (3 20 8)

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

4: (1 7 4)

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