(0 11 10)(1 20 17)(2 6 4)(3 14 12)(5 9 7)(8 18 16)(13 19 15)
ALLOWS (11/8)-SEQUENCE
1: (10 13 19)

(0 11 10 15 13)(1 20 17)(2 6 4)(3 14 12)(5 9 7)(8 18 16)(19)
2: (3 14 12)

(0 11 10 15 13)(1 20 17)(2 6 4)(3)(5 9 7)(8 18 16)(12)(14)(19)
3: (0 15 13)

(0)(1 20 17)(2 6 4)(3)(5 9 7)(8 18 16)(10 15 11)(12)(13)(14)(19)
4: (1 20 17)

(0)(1)(2 6 4)(3)(5 9 7)(8 18 16)(10 15 11)(12)(13)(14)(17)(19)(20)