[seqfan] message for Artur Jasinski

[N. J. A. Sloane]

Dear Artur,  The reason you are not getting the automatic
acknowledgements is that your email account seems to be broken.  Look:

> This is the Postfix program at host mail-yellow.research.att.com.
> 
> I'm sorry to have to inform you that your message could not
> be delivered to one or more recipients. It's attached below.
> 
> For further assistance, please send mail to <postmaster>
> 
> If you do so, please include this problem report. You can
> delete your own text from the attached returned message.
> 
>                         The Postfix program
> 
> <grafix at csl.pl>: host sybilla.etop.pl[79.133.192.100] said: 554 5.7.1 Penalty
>     Box error, please contact the server support to ensure delivery (in reply
>     to end of DATA command)
> 
> Final-Recipient: rfc822; grafix at csl.pl
> Action: failed
> Status: 5.0.0
> Diagnostic-Code: X-Postfix; host sybilla.etop.pl[79.133.192.100] said: 554
>     5.7.1 Penalty Box error, please contact the server support to ensure
>     delivery (in reply to end of DATA command)

Neil