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

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

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

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

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