1: (0 2 12)

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

2: (1 20 3)

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

3: (2 14 4)

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

4: (10 19 13)

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