(0 7 4)(1 21 19)(2 15 3)(5 17 12 10 9)(6 16 13 11 8)(14 20 18)
ALLOWS (11/8)-SEQUENCE
1: (0 3 4)
(0)(1 21 19)(2 15 3 7 4)(5 17 12 10 9)(6 16 13 11 8)(14 20 18)
2: (3 7 15)
(0)(1 21 19)(2 15 4)(3)(5 17 12 10 9)(6 16 13 11 8)(7)(14 20 18)
3: (5 17 12)
(0)(1 21 19)(2 15 4)(3)(5 10 9)(6 16 13 11 8)(7)(12)(14 20 18)(17)
4: (11 16 13)
(0)(1 21 19)(2 15 4)(3)(5 10 9)(6 16 8)(7)(11)(12)(13)(14 20 18)(17)