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