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

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

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

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

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