No. Lent is the season of fasting in the Christian liturgical calendar. Easter is a season of rejoicing.
May 23rd is Pentecost Sunday. Easter Sunday is counted as a day of Easter.
The fiftieth day after Easter (7th Sunday) is Pentecost.
Many Christians including Catholics celebrate the Easter liturgical season for 50 days from Easter Sunday to Pentecost.
Pentecost Sunday is always the 50th day after Easter.
The Pentecost is usually seven weeks after Easter Sunday. The Pentecost usually comes 50 days after Easter. The days counted include Easter Day.
The Easter season is followed by the Pentecost season, which begins on Pentecost Sunday.
Sunday, May 31, 1914. Pentecost Sunday is always 7 weeks after Easter Sunday., and in 1914 Easter Sunday fell on April 12.
Easter Sunday begins the Easter season which ends with Trinity Sunday.
Pentecost Sunday (7th sunday after Easter)
Pentecost Sunday is 49 days after Easter Sunday.
Pentecost is always 7 weeks after Easter Sunday; that is, 49 days after Easter Sunday, or 50 days (if you include Easter Sunday in the count). The Wikipedia article "Computus" (a) explains you the - fairly complicated - procedure to calculate Easter Sunday; and (b) lists the date for Easter Sunday, for several years before and after the current year.
Easter starts on Easter and ends fifty days later. It ends on Pentecost on June 12. Most Christians celebrate Easter for all fifty days between Easter and Pentecost after fasting and praying for the forty days of lent.