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