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

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

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

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

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