JAL-724

diff --git a/src/jalview/ws/rest/params/SeqGroupIndexVector.java b/src/jalview/ws/rest/params/SeqGroupIndexVector.java
index 1a7c63f..37d2789 100644 (file)
--- a/src/jalview/ws/rest/params/SeqGroupIndexVector.java
+++ b/src/jalview/ws/rest/params/SeqGroupIndexVector.java
@@ -80,7 +80,7 @@ public class SeqGroupIndexVector extends InputType implements AlignmentProcessor
       srt[i]=vals[i][0];
     jalview.util.QuickSort.sort(srt, vals);
     list=false;
-    int last=vals[0][0];
+    int last=vals[0][0]-1;
     for (int[] range:vals)
     {
       if (range[1]>last) {
@@ -88,7 +88,7 @@ public class SeqGroupIndexVector extends InputType implements AlignmentProcessor
       {
         idvector.append(sep);
       }
-      idvector.append(range[1]-last+1);
+      idvector.append(range[1]-last);
       last=range[1];
       list=true;
       }