1: (0 2 3)

(0)(1 19 4)(2 5)(3 9)(6 12 10)(7 21 8)(11 20 18 16 13)(14 17 15)

2: (2 3 5)

(0)(1 19 4)(2)(3 5 9)(6 12 10)(7 21 8)(11 20 18 16 13)(14 17 15)

3: (1 19 4)

(0)(1)(2)(3 5 9)(4)(6 12 10)(7 21 8)(11 20 18 16 13)(14 17 15)(19)

4: (3 5 9)

(0)(1)(2)(3)(4)(5)(6 12 10)(7 21 8)(9)(11 20 18 16 13)(14 17 15)(19)