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