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

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

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

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

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