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