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