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

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

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

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

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