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

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

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

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

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