1: (0 1 2)

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

2: (1 11 15)

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

3: (9 16 13)

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

4: (7 12 10)

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