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

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

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

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

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