jot: Generate random data

The jot command can produce sequential or random output:

• jot 5 = sequence of 1-5
• jot -r 5 = 5 random numbers (1-100)
• jot -r 5 7 42 = 5 random numbers (7-42)
• jot -w "foo-" -r 5 = 5 random numbers appended to foo- (1-100) e.g. foo-42
• jot -w "foo-%03d-bar" -r 5 = 5 random numbers inserted to printf format string (1-100) e.g. foo-011-bar

Bit of trivia: the name jot is related to the APL function iota.