1: (0 1 5)

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

2: (1 14 16)

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

3: (13 19 15)

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

4: (12 20 16)

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