1: (1 11 19)

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

2: (1 4 9)

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

3: (0 6 2)

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

4: (7 12 10)

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