Numbers n such that n, p=prime(n) and q=prime(p) have the same sum of digits.

Terms

a(0) =88a(1) =248a(2) =826a(3) =1417a(4) =1571a(5) =1595a(6) =3682a(7) =3928a(8) =4448a(9) =5089a(10) =5137a(11) =6479a(12) =7754a(13) =8038a(14) =8384a(15) =8461a(16) =9257a(17) =9640a(18) =10393a(19) =10825a(20) =10922a(21) =11878a(22) =13294a(23) =14290a(24) =14767a(25) =14941a(26) =15977a(27) =16786a(28) =17684a(29) =17777