If religious considerations make the second table as another column, then you can proceed as follows. Arrange a new table with three columns: number of rows|Column1 | Column2.
The first column is just pre-made numbering (in the example it starts in cell B19), in "Column1" write formula:
and hands down
in "Column2" write formula:
and extend down.
For real work you need to replace my "$B$4:$E$7" range that is Your first sign. He, of course, can be on another worksheet or even in another Google spreadsheet. And "B19" should be replaced by the location number which You have to start numbering of rows in the second table.