16777193domain: NAppears in sequencesa(n) = 3*a(n-1) - a(n-2) - 3*a(n-3) + 2*a(n-4).at n=23A084173a(n) = 2^(n+1) - n.at n=22A095768a(n) = 2^(n+23) - 23.at n=1A098809a(n) = 2^(2*n)-(2*n-1).at n=12A100102Row sums of triangle A132044.at n=24A132045