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Old 2020-09-02, 00:56   #535
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"Ed Hall"
Dec 2009
Adirondack Mtns

4,001 Posts

Originally Posted by garambois View Post
For 2^552, yes : 9 abundant indices.
But not 9 even terms !

Just for information : I'm in the Guy-Selfridge camp and I think that one day we'll be able to build a number that we'll be sure is the start of an Open-End sequence that will grow endlessly...
Ah, so we need even terms for it to be open, as well, because odd terms will eventually descend?

I won't hold that against you. I might even move back that way myself. But, currently, we seem to be displaying a lot of evidence for terminations.
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