a(n) is the concatenation of the numbers appearing in row n of the lexicographically earliest prime pyramid (A051237).

A187869

a(n) is the concatenation of the numbers appearing in row n of the lexicographically earliest prime pyramid (A051237).

Terms

    a(0) =1a(1) =12a(2) =123a(3) =1234a(4) =14325a(5) =143256a(6) =1432567a(7) =12347658a(8) =123476589a(9) =12347658910

External references