1: (0 5 12)

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

2: (2 20 8)

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

3: (5 13 18)

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

4: (4 10 6)

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