1 files changed, 2 insertions, 0 deletions
diff --git a/progs/a631.py b/progs/a631.py
new file mode 100644
index 0000000..0790cd1
--- /dev/null
+++ b/progs/a631.py
@@ -0,0 +1,2 @@
+def find_star_num(n): 
+	return (6 * n * (n - 1) + 1) 
+\ No newline at end of file