a(n) = a(n-1) + 12*100^(n-1), with a(0)=0.

A177090

a(n) = a(n-1) + 12*100^(n-1), with a(0)=0.

Terms

    a(0) =0a(1) =12a(2) =1212a(3) =121212a(4) =12121212a(5) =1212121212a(6) =121212121212

External references