Update main.py

r0f1 · web-flow · commit 97c833910197 · 2020-12-15T23:41:42.000+01:00
diff --git a/day15/main.py b/day15/main.py
@@ -1,3 +1,6 @@
+# Van Eck's sequence
+# https://oeis.org/A181391
+# https://www.youtube.com/watch?v=etMJxB-igrc
 
 # Part 1: Implemented using list
 
