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

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

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

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

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