Numbers k such that the k-th tetrahedral number k*(k+1)*(k+2)/6 is palindromic.

A006029

Numbers k such that the k-th tetrahedral number k*(k+1)*(k+2)/6 is palindromic.

Terms

    a(0) =1a(1) =2a(2) =17a(3) =21a(4) =336

External references