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

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

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

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

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