I think you was readed many article about add sitemap blogger by javascript. Do you have sitemap like that? If you was added on your blog, leave this post. But if you want sometink different or may not have it, Let's add this sitemap.
<script src="https://googledrive.com/host/0B-P4_Fs3S76ydURacVd6TlJyWW8" type='text/javascript'></script>
<script src="http://hypothesisdemo.blogspot.com/feeds/posts/default?max-results=9999&alt=json-in-script&callback=loadtoc"></script>
<style type="text/css">
.post-archive { width: 100%; padding: 20px 0; text-transform: capitalize; }
.post-archive h4 { border-bottom: 2px solid #EEEEEE; color: #333333; font-size: 20px; margin: 0 0 10px 2px; padding: 0 0 10px; }
.ct-columns-3 { -moz-column-count: 3; -moz-column-gap: 10px; -moz-column-rule: none; -webkit-column-count: 3; -webkit-column-gap: 10px; -webkit-column-rule: none; column-count: 3; column-gap: 10px; column-rule: none;}
.ct-columns-3 p { padding: 5px 0px; -moz-column-break-inside: avoid; -webkit-column-break-inside: avoid; -o-column-break-inside: avoid; -ms-column-break-inside: avoid; column-break-inside: avoid; display: inline-block; width: 100%; }
.ct-columns-3 p a { background: #fafafa; color: #333; display: block; border: 1px solid #FFFFFF; font-size: 14px; line-height: normal; outline: 1px solid #EEEEEE; padding: 10px 15px; -webkit-transition:all .25s ease-in-out; -moz-transition:all .25s ease-in-out; -o-transition:all .25s ease-in-out; transition:all .25s ease-in-out; }
.ct-columns-3 p a:hover { background: #555; color: #fff; }
@media screen and (max-width: 768px){ .ct-columns-3 { -moz-column-count: 1; -moz-column-gap: 0px; -moz-column-rule: none; -webkit-column-count: 1; -webkit-column-gap: 0px; -webkit-column-rule: none; column-count: 1; column-gap: 0px; column-rule: none; } }
</style>
<br />
<script style="text/javascript">
var postTitle=new Array();var postUrl=new Array();var postMp3=new Array();var postDate=new Array();var postYear=new Array();var postMonth=new Array();var postYearMonth=new Array();var postYearMonth2=new Array();var postTanggal=new Array();var postLabels=new Array();var postBaru=new Array();var sortBy="titleasc";var tocLoaded=false;var numChars=250;var postFilter="";var numberfeed=0;var month2=["January","February","March","April","May","June","July","August","September","October","November","December"];function loadtoc(a){function b(){if("entry" in a.feed){var d=a.feed.entry.length;numberfeed=d;ii=0;for(var h=0;h<d;h++){var m=a.feed.entry[h];var e=m.title.$t;var l=m.published.$t.substring(0,10);var p=m.published.$t.substring(5,7);var g=m.published.$t.substring(8,10);var n=month2[parseInt(p,10)-1]+" "+m.published.$t.substring(0,4);var c="/"+m.published.$t.substring(0,4)+"_"+p+"_01_archive.html";var j;for(var f=0;f<m.link.length;f++){if(m.link[f].rel=="alternate"){j=m.link[f].href;break}}var o="";for(var f=0;f<m.link.length;f++){if(m.link[f].rel=="enclosure"){o=m.link[f].href;break}}postTitle.push(e);postDate.push(l);postUrl.push(j);postYearMonth.push(n);postYearMonth2.push(c);postTanggal.push(g)}}}b();displayToc2();document.write('')}function displayToc2(){var a=0;var b=0;while(b<postTitle.length){temp1=postYearMonth[b];document.write("<p/>");document.write('<p><a href="'+postYearMonth2[b]+'">'+temp1+"</a></p><ul>");firsti=a;do{document.write("<li>");document.write("["+postTanggal[a]+'] <a href="'+postUrl[a]+'">'+postTitle[a]+"</a>");document.write("</li>");a=a+1}while(postYearMonth[a]==temp1);b=a;document.write("</ul>");if(b>postTitle.length){break}}};
</script>
<script src="http://hypothesisdemo.blogspot.com/feeds/posts/default?max-results=9999&alt=json-in-script&callback=loadtoc"></script>
<br /> This Code should't add to your sitemap page, but if your blog not had author link and date link, add this code and change with yours!
<span class='fn post_author'><span itemprop='reviewer'><a href="https://plus.google.com/100530580758927709441/posts" rel='author'>Ahmad Maryuki</a></span></span>
<span class='date updated'><span class='post_date'>July 11, 2015</span></span>
<span class='post-timestamp'>
<a class='timestamp-link' href='http://hypothesisdemo.blogspot.com/p/sitemap.html' rel='bookmark' title='permanent link'><abbr class='published' expr:title='data:post.timestampISO8601'>01.01</abbr></a>
</span>
Your sitemap should be like that image. So please change all pink url with your own sitemap URL and if you want to reupload all code sitemap javascript in your Google Drive just following that sitemap url. For SEO in blogger page, that sitemap so fast and furous :D.
Happy blogging!