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

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

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

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

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