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

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

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

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

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