seq

Output a sequence of numbers to stdout. More information: https://www.gnu.org/software/coreutils/manual/html_node/seq-invocation.html.

• Sequence from 1 to 10:

seq 10

• Every 3rd number from 5 to 20:

seq 5 3 20

• Separate the output with a space instead of a newline:

seq {{[-s|--separator]}} " " 5 3 20

• Format output width to a minimum of 4 digits padding with zeros as necessary:

seq {{[-f|--format]}} "%04g" 5 3 20