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

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

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

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

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