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