Each entry is the first of four consecutive primes with equal digital sum.

Terms

a(0) =1442173a(1) =2288509a(2) =2660183a(3) =2805773a(4) =3830891a(5) =4137473a(6) =4951073a(7) =5216137a(8) =5517173a(9) =5521819a(10) =5521891a(11) =5914591a(12) =6474119a(13) =6518173a(14) =7118519a(15) =7570273a(16) =8508473a(17) =8584273a(18) =8689573a(19) =8912591a(20) =9383053a(21) =9958519a(22) =10116373a(23) =10204391a(24) =11418193a(25) =11878873a(26) =11890873a(27) =12948773a(28) =13738163a(29) =13873073