1: (0 4 15)

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

2: (2 19 5)

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

3: (4 17 13)

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

4: (10 16 14)

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