The exchange rate was set at 750 Leancoins to 1 Lean Management Token considering the decentralization program - APY 50%. The exchange rate without the decentralization program will be 500 Leancoins to 1 Lean Management Token.
https://coinmarketcap.com/community/articles/63e786627ea95321fa029202/
https://coinmarketcap.com/community/articles/63e786627ea95321fa029202/