1 files changed, 9 insertions, 0 deletions
diff --git a/044.py b/044.py
new file mode 100644
index 0000000..5baae84
--- /dev/null
+++ b/044.py
@@ -0,0 +1,9 @@
+
+pentagonal = [n*(3*n-1)/2 for n in xrange(1, 10000)]
+pentagonal_set = set(pentagonal)
+
+for j in pentagonal:
+	for k in pentagonal:
+		if j+k in pentagonal_set and j-k in pentagonal_set:
+			print abs(j-k)
+