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

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

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

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

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