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

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

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

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

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