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