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

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

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

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

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