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

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

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

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

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