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

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

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

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

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