1: (0 6 15)

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

2: (4 16 13)

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

3: (1 8 15)

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

4: (10 17 14)

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