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

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

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

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

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