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

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

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

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

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