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

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

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

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

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