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