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