1: (0 5 15)

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

2: (3 16 14)

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

3: (1 7 4)

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

4: (6 15 8)

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