Smallest of three consecutive palindromic primes with equal digital sum.

Terms

a(0) =74747a(1) =3627263a(2) =110343011a(3) =120565021a(4) =127747721a(5) =156262651a(6) =185595581a(7) =185676581a(8) =304585403a(9) =309272903a(10) =317565713a(11) =317646713a(12) =329585923a(13) =340191043a(14) =350474053a(15) =368171863a(16) =368696863a(17) =375070573a(18) =376080673a(19) =383666383a(20) =398676893a(21) =728555827a(22) =923393329a(23) =926787629