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

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

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

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

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