1: (0 1 3)

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

2: (1 5 15)

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

3: (2 21 10)

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

4: (8 17 12)

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