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

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

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

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

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