Erasing the two-day losses, the Sensex today recovered by over 114 points in the opening trade on emergence of buying at lower levels amid mixed trend in Asian regions.The 30-share index which had lost nearly 298 points in the previous two trading sessions saw a recovery of 114 points at 20,118 points in first five minutes of trading. The wide-based National Stock Exchange index also edged higher by 33 points to 6046 points driven by the strength in Tech, Auto, IT and Oil and Gas sectors.