Data commit

Task/Wieferich-primes/Python/wieferich-primes.py

@@ -0,0 +1,27 @@
+#!/usr/bin/python
+
+def isPrime(n):
+    for i in range(2, int(n**0.5) + 1):
+        if n % i == 0:
+            return False
+    return True
+
+def isWeiferich(p):
+    if not isPrime(p):
+        return False
+    q = 1
+    p2 = p ** 2
+    while p > 1:
+        q = (2 * q) % p2
+        p -= 1
+    if q == 1:
+        return True
+    else:
+        return False
+
+
+if __name__ == '__main__':
+    print("Wieferich primes less than 5000: ")
+    for i in range(2, 5001):
+        if isWeiferich(i):
+            print(i)