1: (0 3 7)

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

2: (2 19 6)

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

3: (11 14 17)

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

4: (10 16 12)

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