1: (0 3 15)

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

2: (1 21 4)

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

3: (3 20 12)

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

4: (10 16 14)

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