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