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