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