Macro to insert multiple rows between existin

Sub test()
    Dim j As Integer, k As Integer, m As Integer
    j = Range("a1").End(xlDown).Row
    k = 3
    m = 2
    Do
        If k Mod 2 = 1 Then
            Range(Cells(k, 1), Cells(k + 1, 2)).EntireRow.Insert
            k = k + 2 * m
          '  MsgBox k
        End If
        If Cells(k, 1) = "" Then Exit Do
    Loop
End Sub

Sub test()
    Dim j As Integer, k As Integer, m As Integer, n As Integer
    Worksheets("sheet1").Cells.Clear
    Worksheets("sheet2").Cells.Copy Worksheets("sheet1").Range("A1")
    j = Range("a1").End(xlDown).Row
    m = 2  'no. of rows after which blank rows to be inserted
    k = m + 1
    n = 2    'no. of blank rows to be inserted
    Do
        If k Mod 2 = 1 Then
            Range(Cells(k, 1), Cells(k + n - 1, 1)).EntireRow.Insert
            k = k + 2 * m

            'MsgBox k

        End If
        If Cells(k, 1) = "" Then Exit Do
    Loop
End Sub