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

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

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

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

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