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

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

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

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

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