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

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

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

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

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