using pomegranate in a script

gistfile1.clj

#!/usr/bin/env lein-run

(require '[cemerick.pomegranate :as pome])

(pome/add-dependencies
 :coordinates '[[org.clojure/math.combinatorics "0.0.4"]]
 :repositories (merge cemerick.pomegranate.aether/maven-central
                      {"clojars" "http://clojars.org/repo"}))

(require '[clojure.math.combinatorics :as combo])

;;-------------------------------------------------------
(println (combo/combinations [1 2 3] 2))