(0 20 13)(1 22 19)(2 23 4)(3 8 5)(6 14 12)(7 10 9)(11 17 15)(16 21 18)
ALLOWS (11/8)-SEQUENCE
1: (13 17 20)

(0 20 15 11 17)(1 22 19)(2 23 4)(3 8 5)(6 14 12)(7 10 9)(13)(16 21 18)
2: (11 17 15)

(0 20 15)(1 22 19)(2 23 4)(3 8 5)(6 14 12)(7 10 9)(11)(13)(16 21 18)(17)
3: (6 14 12)

(0 20 15)(1 22 19)(2 23 4)(3 8 5)(6)(7 10 9)(11)(12)(13)(14)(16 21 18)(17)
4: (16 21 18)

(0 20 15)(1 22 19)(2 23 4)(3 8 5)(6)(7 10 9)(11)(12)(13)(14)(16)(17)(18)(21)