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

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

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

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

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