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

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

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

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

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