438624domain: NAppears in sequencesTriangle, read by rows, which equals the matrix logarithm of the triangle A110503.at n=45A110504Numerators of unsigned columns of triangle A110504: a(n) = n!*A110504(n,0) = (-1)^k*n!*A110504(n+k,k) for all k >= 0.at n=9A110505