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

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

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

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

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