1: (0 1 16)

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

2: (6 16 21)

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

3: (2 17 14)

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

4: (1 20 16)

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