FizzBuzz in Clojure without conditionals - http://gigasquidsoftware.com/blog/2014/11/13/clojure-fizzbuzz-without-conditionals/

fb.clj

(defn fb [n]
  (take n
        (map (fn [a b] (get (hash-map a b) "" a))
             (map str
                  (cycle ["" "" "Fizz"])
                  (cycle ["" "" "" "" "Buzz"]))
             (rest (range)))))

;; Usage:
;; user=> (fb 20)
;; (1 2 "Fizz" 4 "Buzz" "Fizz" 7 8 "Fizz" "Buzz" 11 "Fizz" 13 14 "FizzBuzz" 16 17 "Fizz" 19 "Buzz")