First palindromic prime pyramids with a(1)=2 such that (number of digits in a(n+1)) = (number of digits in a(n)) + 2.

A070922

First palindromic prime pyramids with a(1)=2 such that (number of digits in a(n+1)) = (number of digits in a(n)) + 2.

Terms

    a(0) =2a(1) =929a(2) =39293a(3) =7392937a(4) =373929373

External references