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

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

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

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

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