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

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

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

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

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