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

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

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

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

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