1: (1 11 18)

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

2: (0 13 2)

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

3: (10 14 12)

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

4: (6 11 20)

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