479736domain: NAppears in sequencesLower triangular matrix T, read by rows, that shifts left one column under the matrix square of T, with T(n,0)=T(n,1) for n>0 and T(n,n)=1 for n>=0.at n=39A098539Column 3 of triangle A098539, which shifts columns left and up under matrix square.at n=5A111812