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

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

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

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

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