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

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

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

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

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