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

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

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

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

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