1: (0 1 15)

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

2: (5 15 21)

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

3: (2 19 13)

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

4: (12 16 14)

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