diff --git a/prime_numbers.py b/prime_numbers.py
index e69de29..104f75f 100644
--- a/prime_numbers.py
+++ b/prime_numbers.py
@@ -0,0 +1,13 @@
+from math import sqrt
+
+
+def get_prime_numbers(n):
+    result = range(2, n+1)
+    num = 2
+    j = 1
+    while num <= int(sqrt(n)+1) and j < len(result):
+        result = [i for i in result if i%num != 0 or i == num]
+        num = result[j]
+        j += 1
+    return result
+get_prime_numbers(20)
diff --git a/prime_numbers.pyc b/prime_numbers.pyc
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index 0000000..eb8d888
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diff --git a/tests/__init__.pyc b/tests/__init__.pyc
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index 0000000..f01a939
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diff --git a/tests/test_get_prime_numbers.pyc b/tests/test_get_prime_numbers.pyc
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index 0000000..fd21625
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