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