Here is a formula based option.
With reference to the picture below:
Is this what you are looking for?
Can you live with a helper column somewhere in the first worksheet?
OneCol.png
Sheet1!C2: The N() functions avoid having to make a special case of C2
Formula:![]()
=N(C1)+N(B1)
Sheet2!A2 and copied down:
Formula:![]()
=INDEX(Sheet1!$A$2:$A$10, MATCH(ROW()-2, Sheet1!$C$2:$C$10, 1))
The attached workbook implements the above.
Bookmarks