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

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

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

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

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