A team has finished a game with 1-6-6 runs-hits-errors line 26 times since 1897, most recently Philadelphia Phillies on 7 August 1996. That is about one every 17,038 team-games.
Box score for the most recent one ↗
1-6-2 1-6-1 1-6-0 1-6-8 1-6-3 1-6-4 1-6-6 1-6-11 1-6-5 1-6-7 1-6-10 1-6-9 1-7-2
The whole distribution — Runs-Hits-Errors Lines · All 18 shapes