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

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

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

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

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