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