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

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

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

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

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