Update duckdb index files

keirp--tiny_math/train/index.duckdb

@@ -1,3 +1,3 @@
 version https://git-lfs.github.com/spec/v1
-oid sha256:d5c945664b71c524caa85efc4e86b5bbdfcf21e99b9f9d4b0ed25208d5a9d5f3
-size 131084288
+oid sha256:4f6721d395f8c71728d394c601a5fd235cabeb8c49b6fbe2f6aaff87d14d4b37
+size 131346432