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