let
Source = Excel.CurrentWorkbook(){[Name="Table1"]}[Content],
#"Added Index" = Table.AddIndexColumn(Source, "Index", 0, 1, Int64.Type),
#"Inserted Modulo" = Table.AddColumn(#"Added Index", "Modulo", each Number.Mod([Index], 5), type number),
#"Added Conditional Column" = Table.AddColumn(#"Inserted Modulo", "Name", each if [Modulo] = 0 then [Current] else null),
#"Filled Down" = Table.FillDown(#"Added Conditional Column",{"Name"}),
#"Reordered Columns" = Table.ReorderColumns(#"Filled Down",{"Name", "Current", "Index", "Modulo"}),
#"Removed Other Columns" = Table.SelectColumns(#"Reordered Columns",{"Name", "Current"})
in
#"Removed Other Columns"