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

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

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

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

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