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

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

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

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

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