1: (1 6 15)

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

2: (0 13 2)

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

3: (9 16 14)

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

4: (1 19 4)

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