Recall that when b2=1,
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as mentioned in 0114.
When (b1,b2,b3)=(1,1,0),
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When (b1,b2,b3)=(0,1,1) instead,
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Their consecutive forms
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Patterns with 1,1,0,0,1,1,0,0,1,1,0,0,… in
denominators
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regarding the sequence of denominators as 1,1,0, and 0,1,1, and 0,0,1, and 1,0,0. The latter two were mentioned yesterday.