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