rajasekhara varman (820-844 ad) was the second emperor of the kulasekhara series. his story is recounted in the chekkizhar periyapuranam. it is believed that during his tenure, the steps were taken to renovate the vazhappally temple. rajasekhara varma is said to have been the contemporary of adi shankaracharya, as he is mentioned in the adi shankaracharya and shankaracharya victory of madhavacharya. the oldest inscription received from kerala is the vazhappally inscription by rajasekhara varman (cheraman perumal) of chera dynasty.