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

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

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

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

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