How to numbering seat without skip white space number? [closed]

above picture is result and red colored number that i want to modify. here is jquery-seat-chart.js code. jQuery-Seat-Charts v1.1.5 Copyright 2013, 2016 Mateusz Markowski Released under the MIT license [![enter image description here][2]][2] !function (t) { t.fn.seatCharts = function (s) { if (“seatCharts”)) return“seatCharts”); var e = this, a = {}, n = […]