1: (0 1 15)

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

2: (5 15 21)

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

3: (4 16 13)

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

4: (1 20 15)

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