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