If you meant “index” as in a file directory on a torrent or file-sharing site — that’s often pirated content, which I can’t help with. But the episode table above gives you the exact search terms to find legal summaries.
These episodes are frequently cited as the strongest of the season due to their high stakes, unique mysteries, or critical plot developments: Red John’s Footsteps index of the mentalist season 1 top
— Crucial for understanding Patrick Jane's tragic backstory and his complex, teasing relationship with Teresa Lisbon. If you meant “index” as in a file
Jane is temporarily blinded by a bomb blast but continues to investigate a murder using his remaining senses. Jane is temporarily blinded by a bomb blast
If you are still determined to find a live "Index of /The.Mentalist/Season.1" online, you should understand the risks.
A wealthy investment banker is found tortured and murdered inside his hidden, high-tech safe room. Jane exposes the victim's secret life and uses a fake seance to trick the killer into revealing themselves. Episode 5: "Redingote Brush"