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

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

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

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

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