This is a rare 20 Rupees banknote issued by the Reserve Bank of India during Governor Raghuram Rajan's tenure, featuring the exceptional 515151 tripling fancy numberโa highly coveted pattern among currency collectors. The note is graded in Uncirculated (Unc) condition, preserving its original crispness and vibrant color. The tripling pattern, where digits repeat in a specific sequence, significantly enhances numismatic value and appeal. Governor Rajan's signature adds historical significance, as his leadership marked a transformative period for India's monetary policy. The telescope effect created by the sequential numbering makes this specimen visually striking and mathematically rare. Perfect for serious collectors seeking distinctive fancy-number notes, this piece combines historical importance with exceptional numerical artistry. Ideal for those building specialized collections of modern Indian currency or Governor-signed notes.