[seqfan] Possible Reason for Google Indexing Problems

P. Michael Hutchins pmh232 at gmail.com
Tue May 15 17:54:27 CEST 2018

We know that some parts of (www.)oeis,org aren't getting indexed (at least

Here's one possible reason:

oeis.org and www.oeis.org are different domains (even though the two URLs
yield the same content via a browser.

A site has to tell Google about both.

See https://support.google.com/webmasters/answer/156336?hl=en.

Simple searches show that the indexes for the two are different as it
stands today,

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