a(n) is the smallest number representable in exactly n ways as a sum of 2 palindromes (each of them >= 0).

A115336

a(n) is the smallest number representable in exactly n ways as a sum of 2 palindromes (each of them >= 0).

Terms

    a(0) =0a(1) =2a(2) =4a(3) =6a(4) =8a(5) =110a(6) =353a(7) =363a(8) =373a(9) =383a(10) =393a(11) =464a(12) =474a(13) =504a(14) =484a(15) =494a(16) =575a(17) =605a(18) =585a(19) =1049a(20) =595a(21) =767a(22) =706a(23) =686a(24) =777a(25) =696a(26) =807a(27) =787a(28) =878a(29) =13222

External references