Permutation is One of the albums released in 2019 by the legendary fuji music icon Dr Saheed Osupa. "Permutation" was well-received by fans and critics alike, and is considered one of Saheed Osupa's best albums. The album's success helped to solidify Osupa's position as one of the top Fuji musicians in Nigeria, and he has gone on to release several more albums and win numerous awards.