How to Write equivalent Pointer Expression for a[i][j] ?

Equivalent Pointer Expression for a[i][j] ?

*(*(a + i)+j)

Equivalent Pointer Expression for a[i][j][k] ?

*(*(*(a + i ) +j ) +k)

Equivalent Pointer Expression for a[i][j][k][l] ?

*(*(*(*(a + i ) +j ) +k) +l)