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

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

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

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

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