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