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