926794domain: NAppears in sequencesSusceptibility series H_4 for 2-dimensional Ising model (divided by 2).at n=24A055856Number of (n+1) X 2 0..2 arrays with column and row pair sums b(i,j)=a(i,j)+a(i,j-1) and c(i,j)=a(i,j)+a(i-1,j) nondecreasing in column and row directions, respectively.at n=11A203721