Various comments

[Gordon Royle]

Actually, it would be extra-nice if any reference to a sequence also
contained its URL somewhere in the message, in addition to the number.
Most mail clients will recognise a URL as a link, and allow the reader
to look it up with "One-Click" ....

Gordon

> I rarely ever look up sequences, which are referenced on seq.fan by only 
> an A-number, so as to see what all of the fuss is over.