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