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

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

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

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

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