What is is 13 and 16 bad?

Some cultures associate the number 13 with bad luck, stemming from various historical and religious beliefs. For example, the Last Supper had 13 attendees, and Judas, the betrayer, was the 13th guest. This superstition is reflected in practices like avoiding the 13th floor in buildings (see: https://www.wikiwhat.page/kavramlar/Triskaidekaphobia) or avoiding scheduling important events on Friday the 13th.

The number 16 generally does not carry the same negative connotations as 13. However, in some contexts, like driving age in certain jurisdictions, 16 can be associated with increased risk-taking behavior and accidents (see: https://www.wikiwhat.page/kavramlar/Teenage%20Driving). In this way, 16 might be seen negatively by some due to concerns for safety and responsibility.

Ultimately, whether these numbers are considered "bad" is largely a matter of cultural belief or specific situations.