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