Put it in the first cell, copy the cell, select the next 19,999 and use Edit
/ Paste.
What is your formula, where is it, and where do you want it, and what do you
want it to be when you copy it - Give us an example.
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Regards
Ken....................... Microsoft MVP - Excel
Sys Spec - Win XP Pro / XL 97/00/02/03
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It's easier to beg forgiveness than ask permission

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