Column 1 of triangle A113370, also equals column 0 of A113370^4.

A113371

Column 1 of triangle A113370, also equals column 0 of A113370^4.

Terms

    a(0) =1a(1) =4a(2) =28a(3) =326a(4) =5702a(5) =136724a(6) =4226334a(7) =161385532a(8) =7378504140a(9) =394404094270

External references