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

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

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

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

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