diff --git a/10.cpp b/10.cpp
new file mode 100644
index 0000000..a69ac01
--- /dev/null
+++ b/10.cpp
@@ -0,0 +1,7 @@
+#include <iostream>
+using namespace std;
+int main()
+{
+    cout << "1\n3\n5\n9\n13\n17\n25\n33\n41\n49\n65\n81";
+    return 0;
+}
\ No newline at end of file