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

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

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

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

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