1: (0 1 3)

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

2: (1 5 15)

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

3: (2 21 7)

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

4: (4 14 6)

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