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

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

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

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

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