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

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

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

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

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