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Old 2010-02-19, 16:54   #3
davar55's Avatar
May 2004
New York City

5·7·112 Posts

Thank you. The second sequence you found, A005902, that
begins with 1, 13, 55, 147, 309, 561, 923, 1415, is what I was
looking for. I'm surprised I missed it when I searched, but I had
expected the third term to be smaller.
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