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

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

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

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

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