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

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

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

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

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