Repeat a value a number of times. You can also pass a function.
;
> ;'hi' 'hi' 'hi' 'hi' 'hi' 'hi' 'hi' 'hi' 'hi' 'hi' > ; 03722359158564359 02253044811077416 0007700880523771048 017186463717371225 04193427243735641 07379662005696446 023550302837975323 09457539631985128 08877920298837125 0997513564536348