           </option>
                                        <option value="{prefix}{year}-{sequence:4}" {{if eq .settings.InvoiceNumberFormat "{prefix}{year}-{sequence:4}"}}selected{{end}}>
                                            Prefix + Year + Sequence (INV-2025-0001)
                                        </option>
                                        <option value="{prefix}{sequence:6}" {{if eq .settings.InvoiceNumberFormat "{prefix}{sequence:6}"}}selected{{end}}>
                              