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

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

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

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

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