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