1: (3 13 20)

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

2: (1 15 11)

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

3: (0 5 2)

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

4: (3 14 17)

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