To whom it may concern. I hava an issue with seq util. First delimiter character is new line character in case of any separator. For exapmle: seq -s '|' 1 5 1 2|3|4|5| Version information: seq --version seq (GNU coreutils) 8.20 seq version 5.97 produce expected result: seq -s '|' 1 5 1|2|3|4|5 Regards, Eugene Bright.