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