74367domain: NAppears in sequencesTriangle read by rows: the Fibonacci triangle times Pascal's triangle (A007318).at n=57A201166Number of (n+1)X(2+1) 0..1 arrays x(i,j) with row sums sum{j*x(i,j), j=1..2+1} nondecreasing, and column sums sum{i*x(i,j), i=1..n+1} nondecreasing.at n=10A232826