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

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

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

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

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