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