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

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

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

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

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