1: (0 1 4)

(0)(1 12 9 6 4 14 2)(3 21 19)(5 18 11 8 7)(10 16 13)(15 20 17)

2: (2 9 14)

(0)(1 12 9)(2)(3 21 19)(4 14 6)(5 18 11 8 7)(10 16 13)(15 20 17)

3: (8 18 11)

(0)(1 12 9)(2)(3 21 19)(4 14 6)(5 18 7)(8)(10 16 13)(11)(15 20 17)

4: (10 16 13)

(0)(1 12 9)(2)(3 21 19)(4 14 6)(5 18 7)(8)(10)(11)(13)(15 20 17)(16)