1: (0 8 13)

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

2: (6 14 12)

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

3: (5 18 13)

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

4: (1 19 16)

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