diff --git a/51/main.py b/51/main.py
index b5c11fd..61bc247 100644
--- a/51/main.py
+++ b/51/main.py
@@ -30,6 +30,7 @@ def main():
     primes = sieve(1000000)
 
     # So instead of going past all number families and see if they are prime I think it's better to look for families in the primes
+    # Quite the combinatorial problem indeed, lots of permutations and I don't immediately see an easy way to fix it
 
 if __name__ == "__main__":
-    main()
\ No newline at end of file
+    main()