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