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