1: (2 15 19)

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

2: (0 2 10)

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

3: (1 20 4)

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

4: (2 19 7)

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