On Sun, Jul 6, 2014 at 8:52 PM, Karol Blazewicz <karol.blazewicz@xxxxxxxxx> wrote: > > > You can use > > echo $(seq -s '' 1 9) > > for number sequences, but I don't think you can do it with letters. Following this line of thought, one can combine seq with printf to produce {a..z}: for i in $(seq 97 122); do printf "\x$(printf %x $i)\n" done