1: (0 1 3)

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

2: (1 5 8)

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

3: (4 11 6)

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

4: (2 21 9)

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