1: (0 2 15)

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

2: (1 19 4)

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

3: (2 17 10)

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

4: (14 18 16)

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